Mastering TestFlight: A Guide to Beta App Installation and Testing

This comprehensive guide details how to install and test beta apps using TestFlight. It covers everything from accepting email or public link invitations to install the app, to managing automatic updates, testing previous builds and build groups, and handling iMessage app and App Clip testing across iOS, iPadOS, macOS, tvOS, and visionOS. Key considerations include in-app purchases not carrying over to the App Store version and accelerated subscription renewal rates during beta testing.