If you've tried adding Google sign-in to a React Native app recently, you've probably ended up at @react-native-google-signin/google-signin . It is the de-facto standard. It works. It also has a paid Universal Sign-In tier that uses Google's modern Credential Manager APIs on Android, while the free tier still wraps the older legacy Sign-In SDK. That paywall is fair. The maintainers have built and maintained a serious package. But for many teams — indie developers, side projects, MVPs, and Android-first Expo apps — the gap still hurts. So I built expo-google-credential-auth : an MIT-licensed, Android-first package built on the modern Credential Manager + Google Identity Services stack. This is the comparison I wish existed when I was choosing between the available options. Who this is for TL;DR Use paid Universal Sign-In if you need iOS today, SLA support, passkeys, or broader federated identity support.…