base on Android in-app purchases and subscriptions made easy. <h3 align="center">😻 In-App Subscriptions Made Easy 😻</h3> [](https://github.com/RevenueCat/purchases-android/blob/main/LICENSE) [](https://github.com/RevenueCat/purchases-android/releases) 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: * Fetch products, make purchases, and check subscription status with our [native SDKs](https://docs.revenuecat.com/docs/installation). * Host and [configure products](https://docs.revenuecat.com/docs/entitlements) remotely from our dashboard. * Analyze the most important metrics for your app business [in one place](https://docs.revenuecat.com/docs/charts). * See customer transaction histories, chart lifetime value, and [grant promotional subscriptions](https://docs.revenuecat.com/docs/customers). * Get notified of real-time events through [webhooks](https://docs.revenuecat.com/docs/webhooks). * Send enriched purchase events to analytics and attribution tools with our easy integrations. Sign up to [get started for free](https://app.revenuecat.com/signup). ## Purchases *Purchases* is the client for the [RevenueCat](https://www.revenuecat.com/) subscription and purchase tracking system. It is an open source framework that provides a wrapper around `BillingClient` and the RevenueCat backend to make implementing in-app subscriptions in `Android` easy - receipt validation and status tracking included! ## Migration Guides | Description | Link | | --- | --- | | Migrating from v4.x.x to v5.x.x | [V5 API Migration Guide](./migrations/v5-MIGRATION.md) | | Migrating from v5.x.x to v6.x.x | [V6 API Migration Guide](./migrations/v6-MIGRATION.md) | ## RevenueCat SDK Features | | RevenueCat | | --- | --- | ✅ | Server-side receipt validation ➡️ | [Webhooks](https://docs.revenuecat.com/docs/webhooks) - enhanced server-to-server communication with events for purchases, renewals, cancellations, and more 🎯 | 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](https://docs.revenuecat.com/docs) up to date 🔀 | [Integrations](https://www.revenuecat.com/integrations) - over a dozen integrations to easily send purchase data where you need it 💯 | Well maintained - [frequent releases](https://github.com/RevenueCat/purchases-android/releases) 📮 | Great support - [Help Center](https://revenuecat.zendesk.com) ## Getting Started For more detailed information, you can view our complete documentation at [docs.revenuecat.com](https://docs.revenuecat.com/docs). Please follow the [Quickstart Guide](https://docs.revenuecat.com/docs/) for more information on how to install the SDK. Or view / build our Android sample app: - [MagicWeather](examples/MagicWeather) (open it on a different Android Studio window) ## Requirements - Java 8+ - Kotlin 1.7.0+ - Minimum target: Android 5.0+ (API level 21+) ## SDK Reference Our full SDK reference [can be found here](https://sdk.revenuecat.com/android/index.html). ## Contributing Contributions are always welcome! To learn how you can contribute, please see the [Contributing Guide](./CONTRIBUTING.md). ", Assign "at most 3 tags" to the expected json: {"id":"13399","tags":[]} "only from the tags list I provide: [{"id":77,"name":"3d"},{"id":89,"name":"agent"},{"id":17,"name":"ai"},{"id":54,"name":"algorithm"},{"id":24,"name":"api"},{"id":44,"name":"authentication"},{"id":3,"name":"aws"},{"id":27,"name":"backend"},{"id":60,"name":"benchmark"},{"id":72,"name":"best-practices"},{"id":39,"name":"bitcoin"},{"id":37,"name":"blockchain"},{"id":1,"name":"blog"},{"id":45,"name":"bundler"},{"id":58,"name":"cache"},{"id":21,"name":"chat"},{"id":49,"name":"cicd"},{"id":4,"name":"cli"},{"id":64,"name":"cloud-native"},{"id":48,"name":"cms"},{"id":61,"name":"compiler"},{"id":68,"name":"containerization"},{"id":92,"name":"crm"},{"id":34,"name":"data"},{"id":47,"name":"database"},{"id":8,"name":"declarative-gui "},{"id":9,"name":"deploy-tool"},{"id":53,"name":"desktop-app"},{"id":6,"name":"dev-exp-lib"},{"id":59,"name":"dev-tool"},{"id":13,"name":"ecommerce"},{"id":26,"name":"editor"},{"id":66,"name":"emulator"},{"id":62,"name":"filesystem"},{"id":80,"name":"finance"},{"id":15,"name":"firmware"},{"id":73,"name":"for-fun"},{"id":2,"name":"framework"},{"id":11,"name":"frontend"},{"id":22,"name":"game"},{"id":81,"name":"game-engine "},{"id":23,"name":"graphql"},{"id":84,"name":"gui"},{"id":91,"name":"http"},{"id":5,"name":"http-client"},{"id":51,"name":"iac"},{"id":30,"name":"ide"},{"id":78,"name":"iot"},{"id":40,"name":"json"},{"id":83,"name":"julian"},{"id":38,"name":"k8s"},{"id":31,"name":"language"},{"id":10,"name":"learning-resource"},{"id":33,"name":"lib"},{"id":41,"name":"linter"},{"id":28,"name":"lms"},{"id":16,"name":"logging"},{"id":76,"name":"low-code"},{"id":90,"name":"message-queue"},{"id":42,"name":"mobile-app"},{"id":18,"name":"monitoring"},{"id":36,"name":"networking"},{"id":7,"name":"node-version"},{"id":55,"name":"nosql"},{"id":57,"name":"observability"},{"id":46,"name":"orm"},{"id":52,"name":"os"},{"id":14,"name":"parser"},{"id":74,"name":"react"},{"id":82,"name":"real-time"},{"id":56,"name":"robot"},{"id":65,"name":"runtime"},{"id":32,"name":"sdk"},{"id":71,"name":"search"},{"id":63,"name":"secrets"},{"id":25,"name":"security"},{"id":85,"name":"server"},{"id":86,"name":"serverless"},{"id":70,"name":"storage"},{"id":75,"name":"system-design"},{"id":79,"name":"terminal"},{"id":29,"name":"testing"},{"id":12,"name":"ui"},{"id":50,"name":"ux"},{"id":88,"name":"video"},{"id":20,"name":"web-app"},{"id":35,"name":"web-server"},{"id":43,"name":"webassembly"},{"id":69,"name":"workflow"},{"id":87,"name":"yaml"}]" returns me the "expected json"