How do I use Firebase authentication with React Native?

React Native Firebase is a collection of official React Native modules connecting you to Firebase services ; each module is a light-weight JavaScript layer connecting you to the native Firebase SDKs for both iOS and Android.

Android Setup

Email/Password sign-in Ensure the “Email/Password” sign-in provider is enabled on the Firebase Console. The createUserWithEmailAndPassword performs two operations; first creating the user if they do not already exist, and then signing them in. import auth from ‘@react-native-firebase/auth’; auth() .