Security & Privacy · Open source
Flauth
Jiacai Liu
Privacy-first, open-source TOTP authenticator for 2FA token management.
Download
Opens the official F-Droid page
About Flauth
Flauth is a privacy-first, fully open-source TOTP authenticator for Android, macOS, Windows, and Linux. It provides a simple and lightweight solution for managing your 2FA (Two-Factor Authentication) tokens.
Features:
100% Open Source : Transparent and trustworthy code.
Flexible Backups : Local text file export/import and WebDAV sync.
Privacy & Security : Secrets are encrypted and stored in the device's secure element (Android Keystore).
Modern UI : Built with Material 3, supporting adaptive light and dark modes.
How to install Flauth
- Tap Download — the app's official page on F-Droid opens.
- Install it with the F-Droid app (recommended, for automatic updates), or use the download button on that page.
- If Android asks, allow the F-Droid app or your browser to install apps, then tap Install.
- Open Flauth from your app drawer.


