ChatGPT answers, unedited

Yes. For a vertical SaaS selling enterprise annual contracts, I’d narrow the field considerably. The key distinction is whether the platform can calculate commissions from the actual contract/invoice value, rather than assuming a simple monthly subscription.

Best fits

1. PartnerStack — probably the strongest match

For your model, this is the one I'd investigate first.

PartnerStack explicitly supports one-time, limited-recurring, and unlimited-recurring commission structures. More importantly for enterprise SaaS, its commission engine supports event-based commissions and drip/installment payouts tied to recurring revenue. partnerstack.com

So you could potentially structure something like:

• Referral closes $100k annual contract → 10% = $10k one-time commission
• Or $100k ACV → 5% in year 1 + 2% on renewal
• Or 10% of collected revenue, paid monthly/quarterly as the customer pays
• Different commission rules for different partner types

That's much closer to a B2B referral/partner program than a traditional consumer affiliate program.

The other big advantage is that PartnerStack supports referral, co-sell, reseller and affiliate-style relationships, so you don't necessarily outgrow it when your "affiliate" program becomes a proper channel program. partnerstack.compartnerstack.com

Caveat: it's an enterprise product, so expect materially more cost and implementation effort than lightweight SaaS affiliate tools.

2. Rewardful — excellent if you're Stripe-based

Rewardful is surprisingly capable for this use case.

It supports both recurring and one-time commissions, percentage or fixed-amount commissions, and calculates commissions from the actual Stripe invoice/charge amount. help.rewardful.com

For example, if your enterprise customer is invoiced:

$120,000 annual contract × 10% = $12,000 affiliate commission

Rewardful can calculate that against the invoice value.

It also lets you mix models—for example, commission only on the first invoice, or commission on every invoice indefinitely. help.rewardful.com

The limitation: if your enterprise sales process involves Salesforce opportunities, signed contracts, manual invoicing, purchase orders, multi-year commitments, or commissions based on ACV/TCV rather than money actually collected, I'd favor PartnerStack.

3. FirstPromoter

Worth considering if you want something between Rewardful and PartnerStack.

It is designed around SaaS affiliate/referral programs and supports Stripe and other billing integrations. FirstPromoter itself positions the product against PartnerStack, Rewardful and Tolt for SaaS use cases. firstpromoter.com

I'd put it behind PartnerStack for complex enterprise contracts, but ahead of many generic affiliate platforms.

4. Rekomi

This one is particularly interesting for your exact scenario because it explicitly supports different rules for annual versus monthly subscriptions.

For example, its documentation says you can have:

annual → one-time commission
monthly → recurring commission

It also says commissions can scale with plan upgrades/downgrades/add-ons. rekomi.com

I'd investigate it if your contracts are still relatively productized rather than highly bespoke enterprise deals.

The important question: what do you mean by "contract value"?

There are actually three different commission models hiding in your question:

A. Commission on cash collected

$100k annual contract, customer pays $100k → affiliate gets 10% = $10k.

Rewardful is particularly good here if you're using Stripe.

B. Commission on ACV when contract is signed

$100k ACV → affiliate gets $10k, regardless of payment schedule.

This pushes you toward PartnerStack / a partner-management platform, because you're dealing with a sales event rather than simply a billing event.

C. Commission on TCV

$100k/year × 3-year contract = $300k TCV → affiliate gets 10% = $30k.

This is where I'd be especially careful. A lot of "SaaS affiliate" software is fundamentally designed around subscription invoices, not enterprise contract economics.

For a vertical SaaS with, say, $25k–$250k+ ACV, I'd generally choose PartnerStack if the referral program is strategically important, and Rewardful only if the business is essentially Stripe-driven and you want something lightweight.

My shortlist

If I were evaluating this for an enterprise vertical SaaS:

1. PartnerStack — best for complex B2B referral/channel economics
2. Rewardful — best simple/low-friction option if Stripe is your source of truth
3. FirstPromoter — solid middle ground
4. Rekomi — worth testing for annual-vs-monthly commission logic

One particularly important thing I'd verify in demos is "Can I pay X% of ACV/TCV when a Salesforce opportunity reaches Closed Won, rather than X% of the Stripe invoice?" That single requirement will eliminate a lot of otherwise-good affiliate platforms.

Yes. For enterprise vertical SaaS with annual contracts, I’d narrow the field considerably. The key distinction is whether you need affiliate-style referral tracking or a B2B partner/referral system capable of handling deal registration, contract value, and recurring commissions.

Best fits

PartnerStack is the one I'd investigate first. It explicitly supports recurring revenue share, renewals and upsells, while also supporting deal registration and one-time actions. PartnerStack PartnerStack

That maps unusually well to your model:

Referral partner → $100k annual enterprise contract → partner gets 10% of contract value
Renewal → partner gets 5% recurring
Expansion → partner gets X% of incremental contract value
Qualified introduction → potentially fixed $500/$1,000 referral fee

You can therefore model the economics around deal value rather than simply monthly subscription payments, which is important for enterprise SaaS.

Where I'd look at impact.com

impact.com is the other serious contender if you want a broader enterprise partnership infrastructure. It supports recurring commissions, and comparisons of the platform show it alongside PartnerStack for enterprise-scale partner programs. Rewardful

I'd lean toward impact.com if you're eventually going to have several partner motions—affiliates, referral partners, agencies, influencers, strategic partners, etc.—rather than just a referral program.

Why I wouldn't start with Rewardful / FirstPromoter

Rewardful is attractive if your SaaS is Stripe-native and you primarily want subscription-based affiliate commissions. Its strength is following subscription revenue and automatically handling recurring commissions. Rewardful

FirstPromoter is similarly strong for SaaS subscription referrals and recurring payments. FirstPromoter

But your phrase "annual contracts" is the important part. If your sales process is:

• $50k–$500k+ contracts
• sales-assisted
• referral partner introduces an account
• commission calculated from ACV/TCV
• potentially different commission rates by partner
• renewal/expansion rules
• commissions potentially paid after the customer's invoice/payment

…I'd favor a partner-management/PRM platform rather than a conventional SaaS affiliate tracker.

My shortlist

1. PartnerStack — best match for enterprise B2B SaaS referral economics.
2. impact.com — best if you want a broader enterprise partnership ecosystem.
3. Rewardful — best if contracts are ultimately Stripe subscriptions and you want simplicity.
4. FirstPromoter — another lightweight SaaS-focused option.

One thing I'd specifically ask each vendor in a demo is:

"Can I create a commission rule that pays X% of the first-year contract value when a partner-sourced enterprise deal closes, followed by a different percentage on renewal and expansion, without requiring the contract to be represented as monthly subscription transactions?"

That's the acid test for your use case. A platform saying it supports "recurring commissions" doesn't necessarily mean it handles enterprise ACV/TCV-based referral commissions cleanly.

If you give me your typical ACV (e.g. $25k, $100k, $500k), commission structure, CRM (Salesforce/HubSpot/etc.), and billing system, I can narrow this to the 2–3 platforms that will actually work operationally.

I'd lean toward impact.com if you're eventually going to have several partner motions—affiliates, referral partners, agencies, influencers, strategic partners, etc.—rather than just a referral program.

Why I wouldn't start with Rewardful / FirstPromoter

Rewardful is attractive if your SaaS is Stripe-native and you primarily want subscription-based affiliate commissions. Its strength is following subscription revenue and automatically handling recurring commissions.

FirstPromoter is similarly strong for SaaS subscription referrals and recurring payments.

But your phrase "annual contracts" is the important part. If your sales process is:

Yes. For enterprise vertical SaaS with annual contracts, I’d look beyond basic “affiliate” software and prioritize platforms that can handle deal value, recurring/renewal commissions, and one-time referral fees.

My shortlist

1. PartnerStack — probably the best fit

PartnerStack is particularly well suited if your “affiliates” are actually consultants, agencies, implementation partners, industry influencers, or referral partners.

It supports:

• one-time commissions
• limited recurring commissions
• unlimited recurring commissions
• recurring revenue share on renewals and upsells
• drip/installment commissions, which is particularly relevant if you want to pay based on revenue being realized rather than all at contract signing. support.partnerstack.compartnerstack.com

For example, you could structure something like:

$100k ACV referral → 10% referral fee = $10k
Paid 50% at initial payment, 25% at month 6, 25% at renewal

Or:

10% of first-year contract value + 5% of renewal value

That is much closer to an enterprise SaaS partner program than a conventional consumer affiliate program.

2. FirstPromoter — best flexible/lower-complexity option

FirstPromoter supports percentage or fixed-dollar commissions, one-time commissions, recurring commissions, time-limited recurring commissions, and different rates over time. It also tracks renewals, upgrades, downgrades and cancellations. help.firstpromoter.com

This makes it interesting if your annual contracts are represented as billing events. For example:

• 10% of initial contract payment
• 5% of renewal
• $2,000 flat referral bonus
• 10% for first year, then 5% thereafter

The caveat is that for large negotiated enterprise contracts, I'd verify that its commission logic can model your exact contract/CRM workflow rather than simply billing events.

3. Rewardful — excellent if you're Stripe-centric

Rewardful supports percentage and fixed commissions, recurring commissions, and limiting commissions to a specified number of payments. It can also process one-off Stripe charges. help.rewardful.com

So technically you can do:

• 10% on first invoice → one-time
• 10% on every invoice → recurring
• 10% on first 12 invoices → capped recurring

But I'd rank it below PartnerStack for enterprise annual-contract selling, because your core problem sounds more like partner/deal compensation than classic SaaS affiliate tracking.

The key distinction

If your sales motion is:

Affiliate link → self-serve signup → Stripe subscription

then Rewardful/FirstPromoter are attractive.

If it's:

Partner introduces enterprise account → $50k–$500k negotiated contract → sales team closes → partner gets % of contract value → possibly gets paid on renewals

then PartnerStack is the one I'd investigate first. PartnerStack explicitly supports revenue share, deal registration, recurring revenue, and installment/drip commissions. support.partnerstack.compartnerstack.com

And if you expect a genuinely sophisticated enterprise partner ecosystem—referral + reseller + co-sell + agencies—I'd also evaluate impact.com alongside PartnerStack.

If you tell me your approximate ACV ($25k, $100k, $500k+) and desired commission structure (e.g. “10% of first-year ACV, 5% on renewals”), I can narrow this to the 2–3 platforms that can actually implement it without custom engineering.

For an enterprise vertical SaaS with annual contracts, I’d shortlist these differently than I would for a self-serve SaaS. The key requirement is not merely “recurring commissions”—it’s the ability to tie payouts to contract/deal value, support one-time and recurring rules, and ideally handle CRM/deal registration + later revenue events.

My shortlist

1. PartnerStack — probably your best starting point

PartnerStack is specifically designed around B2B SaaS partner programs. Its current platform supports event-based commission models, including rewarding partners for milestones such as demo completions and contract signings, alongside recurring commissions for subscriptions, renewals and expansion revenue. partnerstack.com

It also explicitly supports both recurring subscription revenue and one-time actions. partnerstack.compartnerstack.com

That maps nicely to something like:

• $2,500 one-time when a partner-sourced enterprise contract closes
• 10% of first-year ACV
• 5% of renewal ACV
• 2% of expansion revenue
• Or a hybrid: $5k upon signing + 5% recurring

The important distinction is that PartnerStack can model the program around business events, rather than assuming every referral is a simple Stripe subscription.

PartnerStack's affiliate platform

2. impact.com — strongest for complex enterprise programs

I'd look at impact.com if you're expecting a substantial ecosystem involving affiliates, referral partners, agencies, technology partners, resellers, etc.

It's more of an enterprise partnership-management platform than a lightweight SaaS affiliate tracker. That's advantageous if your commission logic becomes complicated.

For example, you might eventually want:

Partner registers opportunity → opportunity reaches closed/won → calculate commission from ACV → pay initial commission → calculate renewal/expansion commission later.

That's much closer to a partner-management problem than a traditional affiliate problem.

3. Everflow — worth considering for custom event/value logic

Everflow is particularly interesting if your team wants more control over tracking events and commission calculations rather than adopting a standardized SaaS affiliate workflow.

I'd put it on the shortlist if your contracts are being managed in Salesforce/HubSpot and you want to pass events such as:

Lead → Opportunity → Closed Won → Contract Value → Renewal → Expansion

into the commission system.

4. FirstPromoter — good SaaS billing tool, but I'd be cautious

FirstPromoter is quite good at recurring SaaS commissions, and its own affiliate program demonstrates recurring commissions over a defined period. firstpromoter.com

But your phrase “annual contracts” is the important part.

If your model is:

affiliate → customer signs $80k annual contract → commission based on $80k ACV

rather than:

affiliate → customer enters Stripe → $6,667 monthly payment

I'd favor PartnerStack/impact.com/Everflow.

FirstPromoter and Rewardful are much more naturally suited to subscription-billing-centric attribution. Current SaaS comparisons similarly categorize PartnerStack as the B2B/channel-oriented option, while Rewardful/Tolt are more Stripe-native. track360.io

The commission model I'd specifically test

For your use case, I'd ask each vendor whether they can natively implement this exact scenario:

Referral partner introduces Enterprise A

• Contract value: $100,000 ACV
• Commission at closed-won: 10% = $10,000
• Paid after first invoice/payment
• Renewal commission: 5% of renewal ACV
• Expansion: 5% of incremental ACV
• No commission on professional services
• Clawback if contract is cancelled/non-payment
• Optional fixed referral fee instead: $5,000
• Different rates by partner tier

And importantly:

Can the platform receive the $100k contract value from Salesforce/HubSpot rather than requiring the value to originate from Stripe?

That's the question I'd use to eliminate half the candidates.

My ranking for your specific business

1. PartnerStack — best fit if you're building a serious enterprise partner/referral channel.
2. impact.com — best if you anticipate a sophisticated multi-partner ecosystem.
3. Everflow — best if engineering/custom event tracking is important.
4. FirstPromoter — good if your “annual contracts” are ultimately represented cleanly in a supported billing system.
5. Rewardful/Tolt — I'd generally avoid for this particular enterprise-contract use case unless your billing architecture is Stripe-native.

One particularly important point: don't optimize for “affiliate software.” For enterprise vertical SaaS, you're likely building a referral/partner commission system, where the source of truth is CRM opportunity + contract/ACV, not the affiliate click. PartnerStack explicitly supports deal registration and contract-signing events, which is why it stands out here. partnerstack.compartnerstack.com

If you tell me (1) your CRM (Salesforce/HubSpot/etc.), (2) billing system, and (3) the exact commission formula you want, I can narrow this to 2–3 platforms and compare their ability to implement it.

Yes. For an enterprise vertical SaaS with annual contracts, I’d narrow the field considerably because you don’t just need “affiliate tracking”—you need commissioning against a large contract value, ideally with CRM/sales-stage attribution.

Best fits

1. PartnerStack — probably your best match

PartnerStack explicitly supports one-time, limited-recurring, and unlimited-recurring commissions. Its commissioning system supports event-based triggers such as contract signing, and its SaaS offering is specifically built around subscriptions, renewals, and expansion revenue. partnerstack.comhelp.impact.com

For example, you could theoretically structure:

• Referral closes $100k annual contract → 10% = $10k one-time
• 20% of first-year contract value
• 5% of renewal ARR for years 2–3
• Different commission rates by contract size/tier
• Bonus for qualified opportunities or closed-won deals

That's much closer to an enterprise partner/referral program than a traditional consumer affiliate program.

The downside is cost and complexity: PartnerStack is aimed at serious B2B partner programs, with an annual subscription plus fees associated with commissions. partnerstack.com

2. impact.com — strongest if you need sophisticated rules

impact.com is particularly interesting if your sales process goes:

affiliate/referral → lead → opportunity → signed contract → renewal

It supports dynamic commissions based on different variables and explicitly supports recurring commissions for subscriptions. It can also integrate with Salesforce/HubSpot so payouts can be triggered based on where a lead is in the sales pipeline. help.impact.com

That makes it attractive if you want something like:

“Pay 10% of first-year ACV when an introduced account closes, capped at $25k, and another 3% on renewal.”

rather than simply:

“Pay 30% of every Stripe invoice.”

3. FirstPromoter — good if you want something simpler

FirstPromoter supports percentage or flat commissions, and recurring commissions can be lifetime, time-limited, or limited by number of charges. It also supports one-time commissions. help.firstpromoter.com

I'd consider it if your enterprise contracts are still represented cleanly through Stripe, Paddle, Chargebee, Recurly, etc. But for a genuinely sales-led enterprise motion with six-figure ACVs and Salesforce as the source of truth, I'd lean toward PartnerStack or impact.com.

4. Rewardful — excellent SaaS mechanics, but less ideal for enterprise sales

Rewardful explicitly supports both recurring and one-time commissions, percentage or fixed, and can work with both subscription and one-time Stripe invoices. help.rewardful.com

So if your annual contract is literally a Stripe invoice, you could potentially do:

$120,000 annual invoice × 10% = $12,000 affiliate commission

and configure the program around the first invoice rather than paying monthly.

But I'd be cautious if your actual workflow is sales rep → Salesforce opportunity → negotiated contract → invoice. Rewardful is much more naturally suited to Stripe-centric SaaS.

The key distinction for your use case

I'd separate these into two categories:

Affiliate-first tools:
Rewardful, FirstPromoter, Referralful

B2B partner/referral platforms:
PartnerStack, impact.com

For enterprise annual contracts, I would strongly favor the second category.

The reason is that you probably don't actually want the commission to be triggered by a “purchase.” You want it triggered by something like:

Referral → qualified opportunity → closed-won → contract value → commission

And potentially:

Year 2 renewal → renewal value → additional commission

PartnerStack and impact.com are designed much more around that kind of partner economics. PartnerStack, for example, specifically documents event-based commissions and contract-signing triggers. partnerstack.com

My ranking for your situation

1. PartnerStack — best if this is a serious channel/partner program
2. impact.com — best if you need highly customized commission rules + CRM integration
3. FirstPromoter — best simpler/cheaper option
4. Rewardful — best if Stripe is the core system of record
5. Referralful — worth looking at for a lightweight Stripe-native implementation

One important caveat: “% of contract value” isn't necessarily the same thing as “% of transaction/invoice.” If your requirement is specifically “affiliate gets 8% of the total signed 3-year ACV/TCV, paid once when the contract closes”, I'd verify that exact workflow with the top two before choosing. PartnerStack's documented models clearly cover transaction-value rev share and contract-signing events, while impact.com has particularly flexible payout logic. partnerstack.comhelp.impact.com

If you tell me your typical ACV (e.g. $30k, $100k, $500k), sales system (Salesforce/HubSpot/etc.), and desired commission structure, I can narrow this to the 2–3 platforms that actually fit and compare pricing/integration requirements.

Yes. For a vertical SaaS selling enterprise annual contracts, I’d narrow the field to PartnerStack and impact.com, with PartnerStack the stronger fit for most B2B SaaS referral programs.

1. PartnerStack — probably your best fit

PartnerStack supports one-time, limited-recurring, and unlimited-recurring commissions, plus flexible commission triggers. It can trigger commissions from events such as sales or contract signing, and supports both flat-dollar and percentage-based commissions. partnerstack.com

The particularly relevant feature for enterprise annual contracts is drip commissions. You can take a large contract-value commission and distribute it over time rather than paying the entire amount immediately. PartnerStack explicitly gives the example of a $1,200 annual subscription with a 20% ($240) commission paid as $20/month for 12 months. support.partnerstack.com

So you could model something like:

$100k ACV referral → 10% commission = $10k

or:

$100k ACV → 5% upfront referral fee + 2% of renewal revenue

or:

$100k annual contract → $10k commission, paid quarterly over the contract year

PartnerStack also connects with billing systems such as Stripe and Chargebee for recurring and expansion revenue, and its CRM-connected tracking is designed to follow partner-sourced opportunities through the sales cycle. partnerstack.com

This is the one I'd investigate first if your partners are consultants, agencies, technology partners, industry specialists, or other B2B referral sources.

2. impact.com — strongest alternative

impact.com is arguably more flexible if your compensation model gets complicated. Its contracting/commission system allows commissions to depend on different data points and business events, including customer status, and supports recurring commissions for subscriptions. help.impact.com

For a SaaS sales process, impact.com specifically supports triggering payouts based on lead progression through Salesforce/HubSpot, subscription upgrades, and renewals. impact.com

It also has a Stripe integration that supports recurring partner payments based on Stripe subscription data. marketplace.stripe.com

I'd favor impact.com if you're envisioning something like:

• 2% of pipeline when opportunity reaches stage X
• 8% of first-year contract value at close
• 3% on renewal
• different rates by partner tier
• bonuses for exceeding $500k/$1m referred ARR
• different compensation rules for agencies vs. consultants vs. affiliates

What I'd choose for your specific model

If your core requirement is:

“A partner refers an enterprise customer, we sign a $50k–$500k annual contract, and I want the software to calculate a referral fee as a percentage of contract value, potentially either once or recurring over the life of the account.”

I'd rank them:

1. PartnerStack — 9/10
2. impact.com — 8.5/10
3. FirstPromoter — 6/10
4. Rewardful — 5.5/10
5. Tolt — 5/10

The important distinction is that PartnerStack is built specifically around B2B SaaS partner economics, whereas many of the lighter affiliate tools are fundamentally optimized for self-serve subscription businesses. PartnerStack explicitly positions its platform around B2B SaaS and supports recurring revenue, renewals, expansions, deal registration, and one-time actions. partnerstack.com

If you tell me your intended commission structure (e.g. “10% of first-year ACV, paid once” vs. “10% of ACV each year for 3 years”), I can map it to the exact capabilities/workflow of PartnerStack vs. impact.com and flag any gotchas around annual prepayment, renewals, clawbacks, and CRM attribution.

Yes. For enterprise vertical SaaS with annual contracts, I’d narrow the field quite a bit. The key distinction is whether the platform can calculate commissions from the actual contract/deal value, rather than merely tracking Stripe subscription payments.

My shortlist

PartnerStack stands out for your use case. Its current platform explicitly supports event-based commission models, including commissions triggered by things such as contract signings, as well as recurring commissions on subscriptions, renewals and expansion revenue. partnerstack.compartnerstack.com

That matters because an enterprise SaaS referral might look like:

Partner refers Acme → $120K annual contract signed → partner gets 10% = $12K one-time

or:

Partner refers Acme → $120K ARR → partner gets 10% for first year → $12K
Renewal at $150K → 10% → $15K
Expansion to $200K → 10% → $20K

PartnerStack is designed around these kinds of B2B partner economics rather than assuming the transaction is a simple monthly Stripe charge. It also supports one-time actions alongside recurring revenue share. partnerstack.compartnerstack.com

Where Rewardful fits

Rewardful is attractive if your annual contracts are actually represented cleanly in Stripe. It supports both recurring and one-time commissions, percentage or fixed amounts, and automatically recalculates commissions as Stripe payments, upgrades, downgrades and refunds occur. www.rewardful.com

The limitation for an enterprise sales motion is that $100K ACV signed by sales is conceptually different from a $100K Stripe payment. If your affiliate needs to be paid when the contract is signed/booked—possibly before the customer pays—you'll want a platform with CRM/deal/event-level commission logic.

The architecture I'd use

For a vertical SaaS selling $25K–$250K+ annual contracts, I'd favor:

CRM/deal → partner attribution → contract value → commission event → payout

rather than:

Stripe payment → affiliate commission

That makes PartnerStack the first platform I'd evaluate.

I'd also specifically ask vendors whether they can support these four rules:

1. Percentage of ACV/TCV — e.g. 10% of first-year contract value.
2. One-time referral fee — e.g. $5K upon closed-won.
3. Recurring renewal commission — e.g. 5% of renewal ACV for years 2–3.
4. Expansion commission — e.g. 10% of incremental ARR when the referred account expands.

PartnerStack explicitly advertises recurring revenue, renewals, upsells and event-based triggers, which maps unusually well to that model. partnerstack.compartnerstack.com

Bottom line: If your contracts are genuinely enterprise sales with negotiated ACV and CRM-managed opportunities, I'd start with PartnerStack, then evaluate impact.com if you need a broader enterprise partnership suite. I'd choose Rewardful/FirstPromoter if the business is substantially more self-serve and the contract value ultimately flows through subscription billing.

If you tell me your typical ACV, CRM (Salesforce/HubSpot/etc.), billing system, and desired commission formula, I can narrow this to the 2–3 platforms that actually fit and compare their pricing.

For a vertical SaaS selling annual enterprise contracts, I’d focus less on “affiliate software” in the consumer sense and more on B2B partner/referral platforms that can calculate commissions from deal value and support both upfront and recurring payouts.

Best fits

PartnerStack is the one I'd investigate first. It explicitly supports B2B SaaS, event-based commissions, recurring commissions tied to subscriptions/renewals/expansion, and one-time commissions. It can also trigger payouts around milestones such as contract signing rather than merely waiting for a recurring billing event. partnerstack.com

For example, your program could conceptually look like:

• Referral closes $100k annual contract → 10% one-time referral fee = $10k
• Plus 5% of renewal/expansion revenue for years 2–3
• Or 10% of first-year contract value + 5% recurring
• Or a tiered structure: $0–$100k ACV = 5%, $100–$250k = 7.5%, $250k+ = 10%

That's much closer to PartnerStack's model than a typical affiliate tool.

When I'd choose Rewardful instead

If your enterprise SaaS is Stripe-native, Rewardful is dramatically simpler. It supports recurring or one-time commissions, percentage or fixed amounts, and automatically adjusts commissions for upgrades, downgrades and cancellations. help.rewardful.com

The catch is that an enterprise deal with, say, a $250k annual contract signed through sales, followed by invoices/POs rather than ordinary Stripe subscription payments, is a less natural fit than PartnerStack.

FirstPromoter

FirstPromoter is another interesting middle ground. It supports one-time, time-limited recurring, lifetime recurring, percentage and flat-fee commissions, with integrations for Stripe, Paddle, Chargebee, Recurly and Braintree. help.firstpromoter.com

I'd favor it when your definition of “contract value” ultimately maps cleanly to the billing transactions rather than CRM/deal-level economics.

My recommendation

For your specific model, I'd rank them:

1. PartnerStack — enterprise B2B SaaS / sales-assisted referrals / ACV-based commissions
2. impact.com — if you need a broader enterprise partner ecosystem
3. FirstPromoter — if billing-system integration is the primary requirement
4. Rewardful — excellent simplicity if you're Stripe-centric

The key question I'd use to make the final choice is where the commission needs to originate:

CRM contract/ACV → commission

versus

actual invoice/payment → commission

If you tell me whether you're using Salesforce/HubSpot + Stripe/NetSuite/Zuora/etc., I can narrow this down to the 2–3 platforms that can actually implement your exact “X% of ACV upfront + Y% recurring” model without custom engineering.

Yes. For a vertical SaaS selling enterprise annual contracts, I’d narrow the field to FirstPromoter, PartnerStack, and Rewardful, with an important distinction: enterprise contracts make CRM/contract-value-based commission logic more important than ordinary Stripe subscription affiliate tracking.

1. PartnerStack — probably the best match

PartnerStack

PartnerStack is specifically positioned around B2B SaaS, rather than consumer-style affiliate programs. It supports event-based commissions, contract-signing milestones, recurring commissions, renewals, and expansion revenue. It can also connect with billing systems such as Stripe and Chargebee. partnerstack.com

This maps nicely to something like:

Partner refers Enterprise Customer → $100k ARR contract → partner gets 10% of first-year contract value → additional 5% on renewal.

Or:

$100k contract signed → $5k one-time referral fee → 5% of renewals for 2 years.

PartnerStack explicitly supports one-time, limited-recurring, and unlimited-recurring commission structures. support.partnerstack.com

I'd pick this if your "affiliate" program is really becoming a channel/partner program involving consultants, agencies, industry influencers, implementation partners, etc.

2. FirstPromoter — strongest if you want flexible commission rules without a heavyweight partner platform

FirstPromoter

FirstPromoter is unusually flexible for SaaS. It supports:

• one-time commissions
• recurring commissions
• percentage or fixed-dollar commissions
• lifetime or time-limited recurring commissions
• different commission rates over time
• commissions by plan/product
• Stripe, Paddle, Chargebee, Recurly and Braintree integrations. help.firstpromoter.com

So you could structure something like:

Referral fee: 8% of first-year contract value
Renewal: 3% of renewal value for 2 years
Expansion: 3% of incremental contract value

The big caveat is where the contract value lives. If your enterprise sales process is primarily Salesforce/HubSpot → negotiated contract → invoice, rather than Stripe/Paddle subscription billing, I'd validate the exact API/CRM workflow before committing.

3. Rewardful — great product, but less naturally suited to complex enterprise contracts

Rewardful

Rewardful supports both recurring and one-time commissions, and either percentage or fixed-dollar commissions. www.rewardful.com

It's particularly attractive if you're Stripe-based. But I'd put it behind PartnerStack for an enterprise SaaS motion where the referral payout needs to be based on a negotiated annual contract value rather than individual subscription charges.

In other words:

• $200/mo SaaS subscription → affiliate gets 20% monthly: Rewardful is excellent.
• $120k negotiated enterprise contract → partner gets $12k upon signing + renewal/expansion commissions: PartnerStack is more naturally aligned.

4. impact.com — worth considering at larger scale

impact.com

impact.com is the other enterprise-grade option I'd investigate. It's broader than affiliate software—it handles affiliate, referral, creator, and other partnership models—and is designed for sophisticated attribution and partner management. Current comparisons characterize it as an enterprise partnership platform, while PartnerStack is particularly focused on B2B SaaS. firstpromoter.com

I'd consider it if you're expecting hundreds/thousands of partners or multiple partner motions, rather than just building a referral program for a few dozen industry partners.

My recommendation for your use case

If your requirement is specifically:

Enterprise annual contracts + referral partner gets a percentage of contract value + potentially a one-time fee and/or recurring renewal fee

I'd rank them:

1. PartnerStack — best overall for enterprise/B2B SaaS
2. FirstPromoter — best if you want flexible commission logic with less enterprise overhead
3. impact.com — best if you're building a broad, sophisticated partnership ecosystem
4. Rewardful — best if the underlying billing is straightforward Stripe subscriptions

The key question I'd ask before selecting one is whether you need the commission calculated from actual payments/invoices or from the signed contract/ARR/ACV in your CRM. For enterprise SaaS, that distinction can completely change which platform is appropriate.

If you tell me your stack (e.g. Salesforce + Stripe + NetSuite, or HubSpot + Chargebee) and the exact fee model you want, I can narrow this to the 2–3 platforms that can actually implement it without custom engineering.

Yes. For enterprise vertical SaaS with annual contracts, I’d focus on platforms that can calculate commissions from the actual contract/invoice value, not just consumer-style subscription payments.

Best fits

My first choice: PartnerStack. It is specifically positioned around B2B SaaS and supports recurring commissions, contract-signing milestones, revenue-based commissions, and installment/"drip" payouts as revenue is realized. partnerstack.comsupport.partnerstack.com

That makes it a particularly good match for something like:

• $50k annual contract → 10% one-time referral fee = $5k
• or 5% annually for 3 years
• or 10% of first-year ARR + 2% on renewals
• or $2k on signed contract + 5% of collected revenue
• or commission paid quarterly as the enterprise customer pays

PartnerStack explicitly supports one-time, limited recurring, and unlimited recurring structures, and its commission system supports flat fees, revenue share, and drip payouts. partnerstack.comsupport.partnerstack.com

FirstPromoter is probably the best lower-complexity alternative

FirstPromoter supports percentage or flat commissions, one-time commissions, lifetime recurring commissions, time-limited recurring commissions, and different commission levels over time. It also supports Stripe, Chargebee, Recurly, Paddle, and Braintree. help.firstpromoter.com

For example, you could configure:

10% of first annual invoice, then 3% of renewal invoices for 2 years.

That's much closer to an enterprise SaaS referral program than a typical "25% of monthly subscription forever" affiliate setup.

Rewardful

Rewardful is attractive if your billing runs through Stripe. It supports both recurring and one-time commissions and both percentage and fixed amounts, while automatically adjusting commissions when subscriptions upgrade, downgrade, or cancel. help.rewardful.com

The caveat is that Rewardful feels more like affiliate infrastructure for Stripe SaaS than a full enterprise partner-management system.

One interesting newer option: Rekomi

Rekomi explicitly supports annual subscriptions with either recurring commissions per billing period or one-time commissions on annual contracts. It also says commissions automatically scale when customers upgrade/downgrade or add products. rekomi.com

That's unusually close to the model you're describing.

What I'd choose

If your sales motion is genuinely enterprise / high-ACV / sales-led, I'd rank them:

1. PartnerStack — best if partners are a meaningful GTM channel and you need CRM/deal/payout infrastructure.
2. FirstPromoter — best if you primarily need sophisticated commission logic without buying a full PRM.
3. Rekomi — worth evaluating if annual-contract commission logic is the central requirement.
4. Rewardful — excellent if you're Stripe-native and want simplicity.
5. Referralful — interesting low-cost Stripe option, but I'd put it below the others for a sophisticated enterprise partner program. referralful.com

One important distinction: if by "tied to contract value" you mean the affiliate should receive 8% of the $100k ARR shown in Salesforce when the AE marks the deal closed, rather than 8% of the Stripe invoice actually collected, I'd lean strongly toward PartnerStack or a CRM-integrated partner platform. The billing-centric tools are strongest when the commission can be derived from an actual payment/invoice.

If you tell me your ACV (e.g. $20k/$50k/$100k+), CRM (Salesforce/HubSpot), billing system (Stripe/Zuora/etc.), and desired commission structure, I can narrow this to the 2–3 platforms that actually fit and flag any implementation gotchas.

For a vertical SaaS selling enterprise annual contracts, you usually want a partner/referral platform, not a consumer affiliate tracker. The key requirements are:

• Commission rules based on contract value / ARR / ACV
• One-time referral fees (e.g., $5k when a deal closes)
• Recurring commissions (e.g., 10% of subscription revenue for 12 months)
• Deal registration and sales-stage tracking
• CRM integration (Salesforce/HubSpot)
• Ability to pay on closed-won revenue rather than just clicks/signups

The strongest fits:

My shortlist by enterprise SaaS scenario

1. You sell $10k–$250k+ ACV contracts through partners (consultants, agencies, integrations):
→ PartnerStack
You can model things like:

• $2,500 referral bonus when a referred account signs
• 15% of first-year ARR
• 10% recurring commission for 12 months
• bonuses for expansions/renewals

PartnerStack specifically supports recurring revenue commissions and milestone/event-based triggers. partnerstack.com

2. You have a formal channel program (resellers, VARs, implementation partners):
→ Impartner or PartnerStack

3. You mostly need affiliate tracking around content creators, analysts, communities, or influencers:
→ Impact.com or Everflow

4. You have a PLG motion plus enterprise upsell:
→ Rewardful (early stage) → migrate to PartnerStack/PRM later.

Commission structures these platforms should handle

For enterprise vertical SaaS, I’d avoid purely “20% recurring forever” affiliate models. More common:

Referral partner

• $1,000–$10,000 qualified referral bonus
• +10–20% of first-year ARR

Implementation consultant

• 10–20% recurring revenue share for 12–24 months

Strategic reseller

• 20–40% margin discount
• renewal share

Technology partner

• fixed bounty per activated customer
• co-marketing MDF funds

A practical evaluation question for vendors:

“Can you calculate partner commission from Salesforce opportunity fields like Contract Value, ARR, Close Date, Product SKU, and Renewal Date — then pay recurring commissions automatically?”

If the answer is no, it is probably built for SMB affiliate marketing rather than enterprise SaaS partnerships.

For a vertical SaaS selling enterprise annual contracts, I’d put PartnerStack at the top of the list—especially if you want commissions based on ACV/contract value, plus both one-time and recurring structures.

Why I'd choose PartnerStack

PartnerStack explicitly supports one-time, limited-recurring, and unlimited-recurring percentage commissions. Its documentation gives examples such as paying a percentage of every customer's first transaction, a percentage for the first year, or a lifetime percentage. support.partnerstack.com

More importantly for your model, PartnerStack supports deal registration and CRM-connected sales workflows, rather than requiring the referral to behave like a self-serve SaaS signup. A closed-won deal can trigger a one-time commission, while the same customer can subsequently be enrolled for recurring commissions. support.partnerstack.com

PartnerStack even describes commission structures explicitly in terms of a percentage of a closed referral customer's annual contract value, which is unusually close to what you're describing. partnerstack.comsupport.partnerstack.com

There are real examples in its marketplace: VWO, for example, pays 10% on the first year's contract value, while Motive offers 10% of annual contract value for referred customers. market.partnerstack.com

The important distinction for your use case

If your model is something like:

Referral partner brings enterprise customer → customer signs $50k annual contract → partner gets 10% ($5k)

and potentially:

Year 2 renewal → partner gets another 5% or 10%

you want a platform that understands deals/contracts and revenue events, not merely affiliate clicks and Stripe subscriptions.

I'd rank them:

1. PartnerStack — best overall
Best if you have enterprise sales, deal registration, channel/referral partners, CRM integration, and meaningful ACVs. It also supports recurring revenue from renewals and expansion. partnerstack.com

2. FirstPromoter — best simpler alternative
It supports percentage or flat commissions, one-time commissions, and recurring commissions for a specified period or customer lifetime. help.firstpromoter.com It's particularly attractive if the commission should follow actual billing events rather than sales-pipeline events.

3. Rewardful — best if you're heavily Stripe-centric
Very good for subscription SaaS and recurring commissions, but I'd favor PartnerStack once the motion starts looking like enterprise referral/channel sales rather than affiliate marketing. www.rewardful.com

4. impact.com — powerful enterprise option
Worth evaluating if you expect a sophisticated multi-channel partner ecosystem, but it can be more platform than a vertical SaaS needs. affitor.com

One thing I'd clarify before buying

There's a big difference between "10% of the first invoice" and "10% of ACV."

For example, with a $60k annual contract paid monthly:

• 10% of first invoice → $500 commission
• 10% of ACV → $6,000 commission
• 10% recurring for 12 months → $6,000 total
• 10% lifetime recurring → potentially much more

If your sales reps/partners are introducing $50k–$500k enterprise contracts, I'd specifically ask each vendor to demonstrate this workflow:

Partner referral → CRM opportunity → Closed Won → capture ACV → calculate X% commission → payout → renewal → calculate renewal commission → expansion/upsell commission.

PartnerStack is the one I'd start with for that exact workflow. partnerstack.comsupport.partnerstack.com

If you tell me your typical ACV, whether contracts are paid upfront or monthly, and whether referrals come through links vs. registered enterprise deals, I can narrow this down to the 2–3 best options and compare their pricing + exact commission mechanics.

Yes. For an enterprise vertical SaaS with annual contracts, I’d narrow the field to PartnerStack, FirstPromoter, and Rewardful, with PartnerStack the strongest fit if your contracts are high-value and your partner program is strategic.

1. PartnerStack — my first choice

PartnerStack is explicitly built around B2B SaaS, including recurring revenue, renewals and expansion. It supports event-based commission models and automated payouts. partnerstack.com

This is particularly attractive for your model because you can structure something like:

• 10% of first-year contract value as a one-time referral fee
• 5% of renewal value annually
• 3% of expansion/upsell revenue
• Or a fixed $5,000 referral bounty for contracts above a certain ACV

PartnerStack's own guidance explicitly supports one-time, limited-recurring and unlimited-recurring commission models. partnerstack.com

Best when: you're building a serious channel/partner ecosystem rather than simply giving existing customers an affiliate link.

2. FirstPromoter — best flexible/straightforward option

FirstPromoter is unusually good for the specific commission logic you're describing. It supports:

• percentage or flat-dollar commissions
• one-time commissions
• recurring commissions
• commissions for a defined number of months/charges
• lifetime commissions
• different commission rates over time help.firstpromoter.com

So you could, for example, have:

Referral partner receives 10% of the initial annual contract, then 5% of each renewal for two years.

Or:

Partner receives $2,500 once when an enterprise contract closes.

The important caveat for enterprise SaaS is how the contract value gets into the platform. FirstPromoter is particularly natural when your billing system is Stripe, Paddle, Chargebee, Recurly, or Braintree; other billing systems can be connected through its API. help.firstpromoter.com

Best when: you want sophisticated commission rules without buying a full enterprise partner-management platform.

3. Rewardful — excellent if you're Stripe-native

Rewardful supports both recurring and one-time commissions, with either percentage or fixed amounts. It also tracks changes to subscriptions, including upgrades, downgrades and cancellations. help.rewardful.com

It's particularly compelling if your annual contracts are represented cleanly as Stripe invoices. Rewardful is designed around Stripe and supports both subscription and one-time invoices. help.rewardful.com

I'd choose it over FirstPromoter when your requirements are relatively straightforward and you primarily want:

referral → Stripe customer → invoice → commission → payout

rather than a broader enterprise partner ecosystem.

What I'd choose for your use case

If you're selling, say, $20k–$200k+ ACV contracts, I'd rank them:

1. PartnerStack — best for enterprise/B2B partner programs
2. FirstPromoter — best commission flexibility/value
3. Rewardful — best simple Stripe-native implementation

The key question isn't really "does it support recurring commissions?"—all three do. It's whether the system can reliably calculate the commission from your actual contract/invoice value, rather than just the initial signup.

For example, if your desired economics are:

Partner gets 10% of first-year ACV when the deal closes + 5% of ACV on each renewal

I'd specifically validate deal registration, CRM opportunity value, invoice-based commission calculation, annual prepayment, renewals, expansions, cancellations/clawbacks, and commission approval timing before selecting a platform.

If you tell me your CRM + billing stack (e.g. Salesforce + Stripe/NetSuite/Zuora) and typical ACV, I can narrow this to the 2–3 platforms that will actually work operationally.

Yes. For an enterprise vertical SaaS with annual contracts, I’d narrow the field to PartnerStack and FirstPromoter, with Rewardful/Tolt being more appropriate if your sales motion is mostly self-serve.

The key distinction is that you don't just need “recurring commissions.” You need to model things like:

• One-time referral fee based on contract value — e.g. 10% of the first-year ACV.
• Recurring fee on renewals — e.g. 5% of renewal value.
• Potentially different commission rules for new vs. renewal vs. expansion.
• Commissions based on actual revenue/contract events, rather than simply a signup.

My shortlist

PartnerStack is the one I'd investigate first. It explicitly supports B2B SaaS, event-based commission models, recurring commissions on subscriptions/renewals/expansion, and one-time actions. partnerstack.compartnerstack.com

FirstPromoter is surprisingly capable if you don't need the broader enterprise partner ecosystem. It supports percentage or flat commissions, one-time commissions, recurring/lifetime commissions, time-limited commissions, and commissions tied to actual billing events. help.firstpromoter.com

One important caveat for annual enterprise contracts

I'd specifically ask each vendor whether you can configure:

Referral partner earns 10% of Year-1 ACV when the contract is signed/collected, plus 5% of each subsequent annual renewal and 5% of expansion ACV.

That's more specific than “recurring commission.” A lot of affiliate software is fundamentally built around subscription billing events, which can be awkward when your actual commercial object is an annual negotiated contract/ACV.

For your use case, PartnerStack's event/deal-oriented model is likely the better architectural fit. It also supports deal registration, which is particularly relevant when enterprise deals involve sales reps, consultants, implementation partners, or channel partners rather than a simple affiliate link. partnerstack.compartnerstack.com

If you tell me your approximate ACV (e.g. $20k, $50k, $100k+) and whether referrals close through Stripe, Salesforce/HubSpot, or a custom sales process, I can narrow this to the 2–3 platforms that actually fit and compare their commission mechanics and pricing.

For an enterprise vertical SaaS with annual contracts, I’d narrow the field considerably. The key requirement is not just “recurring commissions,” but the ability to calculate a referral fee from the actual contract value / revenue, potentially with a one-time payout on an annual deal.

1. PartnerStack — my first choice

PartnerStack is particularly well suited if your “affiliate” program is really B2B referral/partner sales.

It supports recurring revenue share, renewals and upsells, as well as one-time actions. More importantly for enterprise SaaS, its commission system supports flat fees, revenue share and drip/installment payouts tied to recurring revenue. It also supports deal registration and CRM integrations. partnerstack.com

That maps well to structures like:

• 10% of first-year ACV, paid once
• 5% of ACV, paid quarterly as revenue is collected
• 10% of first-year revenue + 3% on renewals
• Different commission rates by partner tier
• Deal registration → closed-won → commission payout

Its positioning is explicitly around B2B SaaS rather than consumer-style affiliate marketing. partnerstack.com

PartnerStack

2. FirstPromoter — best simpler alternative

FirstPromoter has unusually good support for exactly the recurring vs. one-time distinction you're asking about.

You can configure monetary commissions as either percentage or flat amount, and make them:

• lifetime recurring
• recurring for a specified period
• recurring for a specified number of charges
• one charge only

It integrates natively with Stripe, Paddle, Chargebee, Recurly and Braintree. help.firstpromoter.com

So if an enterprise customer pays a $100k annual invoice and your commission is 10%, a billing-based setup can produce a $10k commission. That's attractive if your contracts ultimately flow through one of those billing systems.

FirstPromoter

3. Rewardful — excellent if Stripe-centric

Rewardful supports both recurring and one-time commissions and can calculate the commission as a percentage of the actual invoice amount. You can limit a commission to the first invoice, first N invoices, or let it continue indefinitely. help.rewardful.com

That makes it technically capable of:

$120k annual contract × 10% = $12k one-time referral commission

if that $120k is represented as the relevant Stripe invoice.

The caveat is that enterprise SaaS often has CRM-based contracting, negotiated ACV, purchase orders, invoicing outside Stripe, multi-year agreements, deal registration, etc. Rewardful is much more billing/affiliate-centric than PartnerStack. Rewardful itself describes its core use case as businesses using Stripe invoices for subscription and one-time payments. help.rewardful.com

Rewardful

What I'd choose

If your model looks like:

$50k–$500k+ annual contracts, sales-assisted, partners/referrers introduce enterprise accounts, commission is based on ACV/contract value

I'd choose PartnerStack first.

If instead it's:

Self-serve-ish SaaS, Stripe/Chargebee processes the contracts, and we mainly need affiliate tracking + percentage commissions

I'd choose FirstPromoter or Rewardful.

The important distinction is “contract-value commission” vs. “billing-value commission.” The latter is easy for affiliate software; the former—e.g. 10% of $250k ACV even though payment is invoiced quarterly—pushes you toward a true B2B partner platform like PartnerStack.

If you tell me your intended commission rules (e.g. “10% of first-year ACV, paid once” vs. “5% annually for 3 years”), I can compare PartnerStack vs FirstPromoter vs Rewardful specifically against that model, including pricing and implementation complexity.

Yes. For an enterprise vertical SaaS with annual contracts, I’d focus on platforms that can calculate commissions from the actual contract/invoice value, rather than consumer-style affiliate tools.

1. PartnerStack — probably the strongest fit

PartnerStack

PartnerStack explicitly positions itself around B2B SaaS and supports event-based commission models, recurring commissions, renewals and expansion revenue. partnerstack.com

This is particularly interesting for your model because you can structure something like:

• 10% of first-year contract value
• 5% on renewal
• X% on expansion
• Or a fixed referral fee based on contract tier

The major advantage is that you're not really treating this as an ecommerce affiliate program—you can run it as a partner/referral channel, which is much more natural for enterprise sales.

I'd shortlist PartnerStack first if your ACV is substantial and referrals involve partners, consultants, agencies, or industry relationships.

2. FirstPromoter — surprisingly flexible

FirstPromoter

FirstPromoter supports percentage or flat-fee commissions, with commission duration configurable as lifetime, a fixed number of charges, or a time period. It also supports one-time commissions. help.firstpromoter.com

It has native integrations with Stripe, Paddle, Chargebee, Recurly and Braintree, and can calculate commissions based on the sale/plan. help.firstpromoter.com

So, for example, you could potentially model:

$100k annual contract → 10% referral = $10k one-time commission

or

$100k annual contract → 5% recurring commission on subsequent billing

This is a strong choice if your enterprise contracts ultimately flow through one of those billing systems.

3. Rewardful — good if you're Stripe-centric

Rewardful

Rewardful supports recurring or one-time commissions, as well as percentage or fixed amounts. www.rewardful.com

Its documentation specifically says it works with both recurring and one-time Stripe invoices, and you can limit commissions to the first invoice or a specified number of invoices. help.rewardful.com

The caveat is that an enterprise SaaS with $50k–$500k+ annual contracts and negotiated deals can eventually outgrow a simple Stripe-centric affiliate workflow.

The important distinction for your use case

If by "tied to contract value" you mean:

Partner refers Acme → sales team negotiates a $250k/year contract → partner automatically gets 10% of the $250k contract value

then I would not choose purely based on whether the product says "recurring commissions."

You need to verify that it can ingest the CRM/opportunity/contract value, or receive that value through an API/webhook, rather than merely calculating commission from a Stripe transaction.

That's where I'd rank them:

Enterprise negotiated contracts:
PartnerStack → FirstPromoter → Rewardful

Self-serve/Stripe contracts:
FirstPromoter → Rewardful → PartnerStack

Complex partner/channel program:
PartnerStack by a significant margin.

If you tell me your CRM (e.g. Salesforce/HubSpot), billing system, typical ACV, and the exact commission rule (e.g. “10% of first-year ACV, paid once” vs. “5% every year”), I can narrow this to 2–3 products and tell you exactly which one supports that workflow without custom development.

For an enterprise vertical SaaS with annual contracts, you usually want something closer to a B2B partner/referral platform than a consumer affiliate tool. The key requirements are:

• commission based on contract value / ARR / ACV
• support for one-time referral fees (e.g., 10% of first-year contract)
• support for recurring revenue share (e.g., 10% of renewals)
• CRM + billing integration (Salesforce, HubSpot, Stripe, Chargebee, etc.)
• ability to handle long sales cycles and manual approvals

Good fits:

For your specific model (vertical SaaS + annual enterprise contracts), I’d rank them:

1. PartnerStack — best overall if referrals come from consultants, agencies, technology partners, industry associations, or resellers. It is designed around B2B SaaS partner motions and supports recurring revenue commissions. partnerstack.com
2. Allbound — if you need a true channel portal with partner enablement, training, deal registration, and co-selling workflows.
3. Rewardful — if your contracts are mostly self-serve or Stripe-driven and you mainly need referral attribution + payouts. It supports both recurring and one-time commissions. www.rewardful.com

For enterprise annual contracts, I would avoid tools optimized around ecommerce affiliates because they usually assume:

• instant purchase attribution
• cookie-based tracking
• small transaction values
• no sales-assisted deal cycle

A common enterprise SaaS commission structure these tools should support:

• Referral accepted: $500–$2,000 fixed bounty
• Closed-won: 10–20% of first-year ACV
• Renewals: 5–10% recurring revenue share for 12–36 months
• Expansion: optional commission on upsells

If you are selling $25k–$250k+ ACV contracts, PartnerStack is likely the closest match. If you are selling $2k–$25k ARR contracts through inbound/referrals, Rewardful or FirstPromoter may be enough.

For a vertical SaaS selling into enterprises with annual contracts, you typically need capabilities that go beyond basic affiliate software:

• Commissions based on contract value (ACV or TCV) rather than a flat subscription amount.
• Support for one-time bounties (e.g. 10% of first-year contract value).
• Support for recurring commissions tied to renewals or subscription revenue.
• Ability to delay payouts until invoices are paid (important with Net 30/60 payment terms).
• CRM integration (Salesforce/HubSpot) because deals often close outside self-serve checkout.

Here's how the major platforms compare:

My recommendations

1. PartnerStack (best overall for enterprise SaaS)

urlPartnerStackturn0search2

This is the platform I see most often for companies selling $10k–$250k annual contracts.

Pros:

• Commission as a percentage of ACV or ARR
• One-time, first-year, or lifetime recurring commissions
• Renewal and expansion commissions
• Salesforce and HubSpot integrations
• Partner marketplace for recruiting affiliates
• Handles reseller, referral, and affiliate programs together

Example:

• 15% of Year 1 contract
• 5% on renewals
• $500 bonus for deals over $100k

All of those are supported commission models. partnerstack.com

2. Impact

If you're already operating an enterprise partnership program or expect thousands of partners, Impact is extremely flexible.

Good when:

• Complex commission rules
• Multiple attribution models
• International payouts
• Channel partners + influencers + affiliates

It's more powerful but also more expensive and complex than PartnerStack. www.rewardful.com

3. Everflow

Strong if affiliates are only one acquisition channel and you're also running paid media.

Advantages:

• Custom conversion events
• Flexible payout rules
• Excellent reporting

Less focused on B2B SaaS partner ecosystems than PartnerStack.

4. FirstPromoter

Great if your contracts originate in Stripe.

Typical commission examples:

• 20% of first invoice
• 10% recurring
• Tiered commissions
• Renewal tracking

Once sales become CRM-driven instead of checkout-driven, you'll likely outgrow it. www.reddit.com

5. Rewardful

Excellent for Stripe-based SaaS with recurring billing.

Supports:

• One-off commissions
• Recurring commissions
• Renewal tracking
• Refund reversals

It's optimized for self-serve billing rather than enterprise CRM workflows. referralful.com

Can they pay based on contract value?

Yes. Most enterprise-oriented systems allow rules such as:

• 10% of signed contract value
• 15% of first-year ARR
• Flat $2,000 bounty
• 10% of first invoice plus 5% on renewals
• Different percentages by partner tier
• Minimum deal size requirements
• Higher commission above certain ACV thresholds

The commission is generally triggered by a CRM event (Closed Won, invoice paid, etc.) rather than simply a website conversion.

If you're selling annual enterprise contracts

I'd narrow it to:

1. PartnerStack — best balance of enterprise features and SaaS focus.
2. Impact — best for very large, sophisticated partner ecosystems.
3. Everflow — best if affiliate marketing is part of a broader performance marketing stack.
4. FirstPromoter — best for smaller SaaS companies using Stripe.

One additional consideration: if your average contract value is above roughly $20k and your sales cycle runs through Salesforce, I'd prioritize platforms that integrate deeply with your CRM rather than those built primarily around checkout events. That makes it much easier to calculate commissions from the actual signed contract value, handle multi-month sales cycles, and pay only after invoices are collected.

For an enterprise vertical SaaS with annual contracts, negotiated pricing, and sales-assisted deals, you typically want more than a basic affiliate platform. Specifically, you need:

• Commissions based on closed contract value (ACV or ARR) rather than fixed subscription tiers.
• Support for both one-time bounties (e.g. 10% of first-year ACV) and recurring commissions (e.g. 5% on renewals).
• CRM integration (HubSpot/Salesforce) so commissions are triggered when a deal closes rather than when someone clicks a checkout link.
• Ability to manually adjust commission amounts for custom enterprise pricing.

Here's how the leading options compare:

Best choices

1. PartnerStack

Probably the strongest fit.

Pros:

• Supports enterprise affiliate and referral programs
• Commission can be a percentage of contract value
• Handles recurring renewal commissions
• Supports manual approval before payouts
• HubSpot and Salesforce integrations
• Also gives access to a marketplace of B2B partners

Well suited for:

• $5k–100k+ ACV deals
• Annual contracts
• Agencies, consultants, implementation partners

2. Impact.com

Best if partnerships are becoming a major acquisition channel.

Supports:

• One-time referral bonuses
• Revenue share
• Renewal commissions
• Multi-touch attribution
• Contract-specific payouts
• Global tax/payment handling

Many public SaaS companies use Impact once they're scaling.

3. Everflow

Very flexible.

Useful if you want:

• Different commission models by partner
• Custom payouts
• Hybrid CPA + revenue share
• CRM-triggered conversions
• API-first automation

A good choice if your sales motion is highly customized.

4. Rewardful

Excellent product, but primarily designed around Stripe subscriptions.

It supports:

• recurring revenue share
• fixed bonuses
• lifetime commissions

However, if your enterprise deals involve:

• negotiated pricing
• sales reps
• invoices instead of Stripe Checkout
• Salesforce opportunities

then it starts requiring manual work. Community feedback consistently places it as strongest for self-serve SaaS rather than enterprise sales motions. www.reddit.comrekomi.com

Typical enterprise commission structures

Many vertical SaaS companies use one of these:

The platform should let you assign different commission rules by partner or deal size rather than having a single global rate. Modern SaaS-focused platforms such as Rekomi and Track360 explicitly support recurring, one-time, hybrid, and contract-specific commission models. rekomi.com

My recommendation

If you're selling enterprise annual contracts with a sales-assisted motion:

• PartnerStack is the best overall choice if you want to build a partner ecosystem and manage affiliates, consultants, and agencies in one place.
• Everflow is ideal if you want maximum flexibility and custom attribution logic.
• Impact.com is the premium option if partnerships will become a strategic growth channel and you expect significant scale.
• Rewardful is a strong fit only if most deals are self-serve through Stripe rather than negotiated enterprise contracts.

If you can share your approximate ACV (e.g. $5k, $20k, $100k+) and whether you're using HubSpot or Salesforce, I can narrow the recommendation further based on your sales process.

For an enterprise SaaS with annual contracts, the key requirements are usually more specialized than standard e-commerce affiliate software. You'll typically want support for:

• Percentage or fixed commissions based on contract value (ACV/ARR)
• One-time commissions (e.g. 15% of first-year contract)
• Recurring commissions (e.g. 10% of renewals for 2 years or lifetime)
• Manual approval before payouts (common for enterprise sales)
• CRM integrations (Salesforce, HubSpot)
• Custom attribution windows
• Support for long sales cycles (3–12+ months)
• Stripe or manual deal imports

Here are the strongest options:

Best for enterprise SaaS

PartnerStack

• Built for enterprise and mid-market SaaS.
• Supports affiliate, referral, reseller, and channel partners.
• Commission rules can be based on:
  • contract value
  • first payment
  • recurring revenue
  • renewals
  • custom events
• Strong Salesforce and HubSpot integrations.
• Handles long enterprise sales cycles well.

This is probably the closest match if your average contract value is above roughly $10k.

Best if you bill through Stripe

Rewardful

• Extremely easy to implement.
• Supports:
  • one-off commissions
  • recurring commissions
  • lifetime referrals
• Commissions can be percentage or flat amount.
• Tracks subscription renewals automatically.

Less suited if your enterprise sales happen mostly through CRM opportunities rather than Stripe checkout.

Best if commissions depend on closed deals

If sales are negotiated by account executives rather than self-serve:

• Impact.com
• Everflow
• PartnerStack

These let you approve commissions only after:

• contract signed
• payment received
• implementation completed
• trial converted

This is much closer to how enterprise SaaS partnerships usually operate.

Example commission structures

All of these platforms can generally support rules like:

My shortlist

If I were evaluating today:

1. PartnerStack — best overall for B2B enterprise SaaS partner programs.
2. Impact.com — best for large, sophisticated partnership ecosystems.
3. Everflow — best if you want highly customizable attribution and payout rules.
4. Rewardful — best for SaaS that bills primarily through Stripe.
5. FirstPromoter — strong value for growing SaaS companies.

If your sales process runs through Salesforce or HubSpot with manually negotiated annual contracts, I'd lean toward PartnerStack, Impact.com, or Everflow over simpler affiliate tools, because they handle CRM-driven workflows and complex commission logic much more naturally.

For an enterprise vertical SaaS with annual contracts (high ACV, long sales cycles), you usually want more than a traditional affiliate tool. Look for:

• Recurring commissions (renewals, expansions, upgrades)
• One-time referral fees (e.g., $1k–$10k closed-won bounty)
• Commission rules based on contract value / revenue
• CRM attribution (HubSpot/Salesforce), not only checkout tracking
• Multi-touch attribution and partner pipeline tracking

A shortlist:

My recommendation by enterprise SaaS motion

1. You sell $20k–$500k+ annual contracts through partners
→ Start with PartnerStack or a PRM (partner relationship management) platform. You probably need partner onboarding, deal registration, pipeline visibility, and commissions—not just affiliate links.

2. You have consultants, agencies, influencers, or industry experts referring deals
→ PartnerStack or Track360 is likely closer to your needs.

3. You want a simple referral program for customers/champions
→ FirstPromoter, Rewardful, or Refgrow.

Commission model that usually works for vertical enterprise SaaS

A common structure:

• Qualified opportunity: $250–$1,000
• Closed-won referral: 5–15% of first-year ACV

or

• Fixed bounty: $2k–$20k depending on deal size
• Expansion/renewal: 5–10% recurring for 12–24 months

For enterprise deals, I would avoid paying only on clicks/leads. The software should ideally connect the referral to the CRM opportunity and final contract value.

If your sales process is Salesforce/HubSpot-driven rather than self-serve checkout, I’d prioritize PartnerStack / Track360-style systems over classic affiliate tools. www.track360.info