The decision that determines everything downstream — and why most developers pick the wrong one first. You’ve decided to build on Whop. You open the developer docs and immediately hit a fork in the road: App, SaaS, or License Keys. The docs explain how each one works. What they don’t tell you is which one to choose — and picking the wrong path means rebuilding from scratch when you realize your integration doesn’t fit the use case. This post makes that decision clear before you write a line of code. The Three Integration Paths — What They Actually Are Path 1: Whop App A Whop App is a Next.js application that runs inside the Whop platform via iFrame. Your customers don’t leave Whop — they interact with your app directly inside their dashboard.…