Simplifies in-app purchases and subscription management with features like server-side receipt validation, real-time event notifications, remote product configuration, and seamless integrations for analytics and attribution tools.
RevenueCat is a powerful, reliable, and free to use in-app purchase server with cross-platform support. Our open-source framework provides a backend and a wrapper around StoreKit and Google Play Billing to make implementing in-app purchases and subscriptions easy.
Whether you are building a new app or already have millions of customers, you can use RevenueCat to:
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Purchases is the client for the RevenueCat subscription and purchase tracking system. It is an open source framework that provides a wrapper around BillingClient, StoreKit and the RevenueCat backend to make implementing in-app subscriptions in Kotlin Multiplatform easy - receipt validation and status tracking included!
This SDK started out as an independent project named KobanKat, built by @JayShortway. If you're currently using KobanKat, check out our migration guide
For more detailed information, you can view our complete documentation at docs.revenuecat.com.
Please follow the Quickstart Guide for more information on how to install the SDK.
This codelab is a step-by-step tutorial designed to help you learn and master the RevenueCat SDK taking you from the absolute basics to more advanced implementation. Whether you're just getting started or looking to deepen your understanding, this guide walks you through everything you need to go from zero to hero with RevenueCat.
Our full SDK reference can be found here.
| RevenueCat |
|---|
| ✅ | Server-side receipt validation |
| ➡️ | Webhooks - enhanced server-to-server communication with events for purchases, renewals, cancellations, and more |
| 📱 | Android and iOS support |
| 🎯 | Subscription status tracking - know whether a user is subscribed whether they're on iOS, Android or web |
| 📊 | Analytics - automatic calculation of metrics like conversion, mrr, and churn |
| 📝 | Online documentation and SDK Reference up to date |
| 🔀 | Integrations - over a dozen integrations to easily send purchase data where you need it |
| 💯 | Well maintained - frequent releases |
| 📮 | Great support - Contact us |
RevenueCat Google Play Integration: In this codelab, you'll learn how to:
Kotlin Multiplatform Purchases & Paywalls Overview: In this codelab, you will:
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