# Flutter SDK Documentation Index --- - [1. Install & configure](https://adapty.io/docs/sdk-installation-flutter.md) _Step-by-step guide on installing Adapty SDK on Flutter for subscription-based apps._ - [2. Enable purchases by using paywalls](https://adapty.io/docs/flutter-quickstart-paywalls.md) _Quickstart guide to setting up Adapty for in-app subscription management._ - [3. Check the subscription status](https://adapty.io/docs/flutter-check-subscription-status.md) _Learn how to check subscription status in your Flutter app with Adapty._ - [4. Identify users](https://adapty.io/docs/flutter-quickstart-identify.md) _Quickstart guide to setting up Adapty for in-app subscription management in Flutter._ - [Use LLMs to implement Adapty](https://adapty.io/docs/adapty-cursor-flutter.md) _Install and configure Adapty SDK in your Flutter project using Cursor, ChatGPT, Claude, or other AI tools._ - [Get paywalls](https://adapty.io/docs/flutter-get-pb-paywalls.md) _Learn how to retrieve PB paywalls in Adapty for better subscription control in Flutter._ - [Display paywalls](https://adapty.io/docs/flutter-present-paywalls.md) _Present paywalls in Flutter apps using Adapty’s monetization features._ - [Respond to button actions](https://adapty.io/docs/flutter-handle-paywall-actions.md) _Handle paywall button actions in Flutter using Adapty for better app monetization._ - [Handle paywall events](https://adapty.io/docs/flutter-handling-events.md) _Discover how to handle subscription-related events in Flutter using Adapty to track user interactions effectively._ - [Use fallbacks](https://adapty.io/docs/flutter-use-fallback-paywalls.md) _Implement fallback paywalls in Flutter with Adapty to ensure seamless subscription handling._ - [Implement web paywalls](https://adapty.io/docs/flutter-web-paywall.md) _Set up a web paywall to get paid without the App Store fees and audits._ - [Handle errors when using the Paywall builder](https://adapty.io/docs/flutter-troubleshoot-paywall-builder.md) _Troubleshoot Paywall Builder in Flutter SDK_ - [Fetch paywalls and products](https://adapty.io/docs/fetch-paywalls-and-products-flutter.md) _Fetch paywalls and products in Adapty Flutter SDK to enhance user monetization._ - [Present remote config paywalls](https://adapty.io/docs/present-remote-config-paywalls-flutter.md) _Discover how to present remote config paywalls in Adapty Flutter SDK to personalize user experience._ - [Accept purchases](https://adapty.io/docs/flutter-making-purchases.md) _Guide on handling in-app purchases and subscriptions using Adapty._ - [Restore purchases](https://adapty.io/docs/flutter-restore-purchase.md) _Learn how to restore purchases in Adapty to ensure seamless user experience._ - [Implement Observer mode](https://adapty.io/docs/implement-observer-mode-flutter.md) _Implement observer mode in Adapty to track user subscription events in Flutter SDK._ - [Report transactions in Observer Mode](https://adapty.io/docs/report-transactions-observer-mode-flutter.md) _Report purchase transactions in Adapty Observer Mode for user insights and revenue tracking in Flutter SDK._ - [Handle errors](https://adapty.io/docs/flutter-troubleshoot-purchases.md) _Troubleshoot purchases in Flutter SDK_ - [Identify users](https://adapty.io/docs/flutter-identifying-users.md) _Identify users in Adapty to improve personalized subscription experiences._ - [Update user data](https://adapty.io/docs/flutter-setting-user-attributes.md) _Learn how to set user attributes in Adapty to enable better audience segmentation._ - [Check subscription status](https://adapty.io/docs/flutter-listen-subscription-changes.md) _Track and manage user subscription status in Adapty for improved customer retention in your Flutter app._ - [Deal with App Tracking Transparency (ATT)](https://adapty.io/docs/flutter-deal-with-att.md) _Get started with Adapty on Flutter to streamline subscription setup and management._ - [Kids Mode](https://adapty.io/docs/kids-mode-flutter.md) _Easily enable Kids Mode to comply with Apple and Google policies. No IDFA, GAID, or ad data collected in Flutter SDK._ - [Get onboardings](https://adapty.io/docs/flutter-get-onboardings.md) _Learn how to retrieve onboardings in Adapty for Flutter._ - [Display onboardings](https://adapty.io/docs/flutter-present-onboardings.md) _Learn how to present onboardings effectively to drive more conversions._ - [Handle onboarding events](https://adapty.io/docs/flutter-handling-onboarding-events.md) _Handle onboarding-related events in Flutter using Adapty._ - [Test & release](https://adapty.io/docs/flutter-test.md) _Learn how to check subscription status in your Flutter app with Adapty._ - [SDK models](https://adapty.io/docs/flutter-sdk-models.md) _Understand Adapty's SDK models to optimize in-app purchase handling._ - [Fix for Code-1000 noProductIDsFound error](https://adapty.io/docs/InvalidProductIdentifiers-flutter.md) _Resolve invalid product identifier errors when managing subscriptions in Adapty._ - [Fix for Code-1003 cantMakePayment error](https://adapty.io/docs/cantMakePayments-flutter.md) _Resolve making payments error when managing subscriptions in Adapty._ - [Migrate to v. 3.10](https://adapty.io/docs/flutter-migration-guide-310.md) - [Migrate to v. 3.8](https://adapty.io/docs/flutter-migration-guide-38.md) _Migrate to Adapty Flutter SDK v3.8 for better performance and new monetization features._ - [Migrate to v. 3.4](https://adapty.io/docs/migration-to-flutter-sdk-34.md) _Migrate to Adapty Flutter SDK v3.4 for better performance and new monetization features._ - [Migrate to v. 3.3](https://adapty.io/docs/migration-to-flutter330.md) _Migrate to Adapty Flutter SDK v3.3 for better performance and new monetization features._ - [Migrate to v. 3.0](https://adapty.io/docs/migration-to-flutter-sdk-v3.md) _Migrate to Adapty Flutter SDK v3.0 for better performance and new monetization features._ - [Legacy installation guide](https://adapty.io/docs/flutter-legacy-install.md) _Get started with Adapty on Flutter to streamline subscription setup and management._ - [Fetch legacy Paywall Builder paywalls and their configuration](https://adapty.io/docs/flutter-get-legacy-pb-paywalls.md) _Retrieve legacy PB paywalls in your Flutter app with Adapty SDK._ - [Present legacy Paywall Builder paywalls](https://adapty.io/docs/flutter-present-paywalls-legacy.md) _Present paywalls in Flutter (Legacy) with Adapty._ - [Handle legacy paywall events](https://adapty.io/docs/flutter-handling-events-legacy.md) _Handle subscription events in Flutter (Legacy) with Adapty’s SDK._ - [Hide legacy Paywall Builder paywalls](https://adapty.io/docs/flutter-hide-legacy-paywall-builder-paywalls.md) _Hide legacy paywalls in your Flutter app with Adapty SDK._ --- _Last updated: 2025-09-25T09:26:23.031Z_