# Adback > Attribution and signal feedback docs for subscription apps running paid campaigns. ## Docs - [Welcome to Adback](https://docs.adback.app/) - Adback is attribution and signal feedback for subscription apps running paid campaigns. - [Mobile SDK overview](https://docs.adback.app/sdk) - Install the Adback SDK, resolve attribution, send app events, and hand off campaign params. - [iOS SDK](https://docs.adback.app/sdk/ios) - Install and configure the Adback iOS SDK with Swift Package Manager. - [SKAN and AdAttributionKit](https://docs.adback.app/skan) - Understand how Adback fits alongside SKAN, AdAttributionKit, and Apple AdServices. - [Enhanced app campaigns](https://docs.adback.app/enhanced-app-campaigns) - Use Adback signal links and SDK attribution to run paid campaigns without a web funnel. - [Signal links](https://docs.adback.app/links) - Create provider-ready ad links that capture campaign macros and redirect to approved store destinations. - [Integrations](https://docs.adback.app/integrations) - Connect ad networks, subscription platforms, and Apple Ads reporting to Adback. - [SDK privacy and data collection](https://docs.adback.app/privacy) - Understand what the Adback SDK collects, what it avoids, and how optional match data is handled. ## Optional - [Console](https://console.adback.app) - [API](https://api.adback.app) - [iOS SDK](https://github.com/adback-app/ios-sdk) - [Marketing site](https://adback.app)