react-native-fast-secure-storage
JSON →A fast, secure key-value storage library for React Native (iOS & Android) that provides encrypted data storage with a simple async API. Current version 1.2.3. Uses native iOS Keychain and Android EncryptedSharedPreferences for encryption. Differentiators: supports synchronous getItem/setItem operations, ACCESSIBLE levels, and batch operations (setItems, getAllItems, clearStorage). Alternatives: react-native-encrypted-storage (more limited), expo-secure-store (Expo-only). Types included. Peer dependencies: react and react-native.