How to Add Payment Processing to Your React Native App in 2026 Adding payments to a React Native app sounds simple until you realize there's no single "right way." If you sell physical goods, Stripe is the answer. If you sell digital content consumed inside your app, Apple and Google require their own billing APIs and they take up to 30%. Mix the two and you'll either pay double fees or get rejected during App Store review. This is the practical guide I wish I'd had the first time. We'll cover the decision tree, set up @stripe/stripe-react-native , add Apple Pay and Google Pay, handle subscriptions with react-native-iap or RevenueCat, build a minimal backend, and test it all without spending a dollar. The Decision Tree You sell...…