Loading blog content, please wait...
By ActivityPay
What ISVs Miss When Choosing Payment Partners Most software founders treat payment partner selection like vendor procurement. They compare rates, review...
Most software founders treat payment partner selection like vendor procurement. They compare rates, review API documentation, check the compliance boxes, and pick whoever offers the cleanest integration path.
This approach makes sense on paper. It also explains why so many booking platforms end up switching payment partners within two years—often at significant cost to their roadmap and merchant relationships.
The problem isn't that ISVs choose bad partners. It's that they optimize for the wrong things at the wrong stage.
Clean API documentation is table stakes. Every serious payment provider has decent docs, sandbox environments, and developer support during integration. The differences that matter show up six months after launch.
What happens when a merchant disputes a chargeback and needs help navigating the evidence submission process? Who handles the underwriting conversation when your fastest-growing operator gets flagged for unusual volume? How does your partner respond when card brand rules change and your existing flow suddenly creates compliance issues?
These questions rarely come up during partner evaluation because they're impossible to test in a sandbox. But they determine whether your payment integration becomes a competitive advantage or a support burden.
The ISVs who get this right ask different questions upfront. Instead of "How long does integration take?" they ask "Walk me through how you handled the last three merchant escalations with a platform like ours." Instead of "What are your rates?" they ask "How do you structure pricing conversations with our merchants so we're not caught in the middle?"
Here's something that doesn't show up in most payment partner evaluations: your churn rate is partially a payments problem.
When merchants leave a booking platform, they rarely cite payments as the reason. They say the software didn't fit their workflow, or they found something cheaper, or they outgrew the feature set. But dig into the actual experience, and payments friction often contributed to the decision.
Slow funding during peak season creates cash flow stress that gets blamed on "the platform." Chargeback disputes that go unresolved make operators feel unsupported. Confusing fee structures erode trust even when the total cost is competitive.
The inverse is also true. Platforms with payment experiences that genuinely reduce friction—faster funding, proactive dispute support, clear reporting—see better retention numbers even when their core software has gaps. Merchants forgive a lot when the money part just works.
This means payment partner selection isn't a procurement decision. It's a retention decision. And retention decisions deserve different criteria than "best rates and cleanest docs."
Who owns the merchant relationship after they start processing?
This question feels abstract during partner negotiations, but it becomes very concrete when your payment partner starts marketing directly to your merchants, or when a merchant calls your support line about a payment issue and gets bounced between three different companies.
Some payment partners operate as true white-label infrastructure. Your platform owns the merchant experience end-to-end. The payment partner handles processing, compliance, and underwriting, but the merchant never knows they exist. Support escalations route through your team with payment expertise backing you up.
Other partners operate more like embedded marketplaces. They want the merchant data. They want the relationship. They see your platform as distribution for their broader merchant acquisition strategy.
Neither model is inherently wrong—but they require different strategies from you as the platform. If you're building long-term enterprise value in your merchant relationships, a partner who treats your merchants as their acquisition channel creates strategic misalignment that compounds over time.
Ask the question directly: "What does your roadmap look like for marketing to our merchants?" The answer tells you whether you're entering a partnership or a distribution agreement.
Early-stage ISVs often sign payment agreements based on current volume projections. This makes sense from a cash flow perspective—why commit to minimums you can't hit?
The problem emerges eighteen months later when you've grown 4x and your payment economics don't scale with you. The partner who gave you great rates at low volume suddenly becomes expensive at high volume. Or worse, their infrastructure can't handle your transaction patterns and you're stuck in a contract while merchants experience degraded service.
Smart ISVs negotiate with their three-year trajectory in mind, not their current state. What happens to rates as volume grows? How does support change as merchant count scales? What infrastructure constraints might create problems at 10x your current processing?
Partners who can't answer these questions confidently are probably solving for their own short-term economics, not your long-term growth.
Revenue sharing and co-selling arrangements sound great in partner pitches. The payment partner helps you sell more software. You help them acquire more merchants. Everyone wins.
In practice, these arrangements range from genuinely valuable to completely hollow depending on execution.
The valuable version: Your payment partner has a sales team that actively positions your software as part of their merchant conversations. They understand your ideal customer profile. They bring you qualified leads that actually fit your platform. They invest in training their team on your value proposition.
The hollow version: Your partner adds you to a "partner directory" that no merchant ever visits. Co-selling means they'll "mention" your platform if it comes up. Revenue sharing exists on paper but generates negligible actual revenue.
Before signing any co-selling agreement, ask for specifics. How many merchants did they bring to their last three ISV partners? What does their sales enablement process look like? Can you talk to another ISV about their actual co-selling experience?
The ISVs who build durable payment partnerships focus on three things that don't appear on most RFP templates:
First, alignment on merchant success. Does your payment partner measure success the same way you do? If you're optimizing for merchant retention and they're optimizing for transaction volume, you'll eventually conflict.
Second, operational depth in your vertical. Generic payment infrastructure works until it doesn't. Partners who understand experience-based businesses—seasonal patterns, high-ticket refund dynamics, field payment complexity—catch problems before they become merchant complaints.
Third, genuine partnership economics. Not just competitive rates, but structures that reward both parties for growing together. Revenue sharing that actually generates revenue. Support models that scale with your merchant base. Contract terms that don't punish success.
These criteria are harder to evaluate than integration timelines and basis points. They require conversations, reference checks, and honest assessment of strategic fit. But they're the criteria that determine whether your payment integration becomes infrastructure you build on—or technical debt you eventually have to rip out.