OTP Authenticator App
Secure 2FA and OTP authentication manager
Polydez ✓ Verified
com.polydez.KeyVaultKeyVault is a secure 2FA/OTP manager that helps you store and manage all your two-factor authentication codes and time-based one-time passwords (TOTP) in one secure location.
All data is stored locally and only on your devices. This app can be used as-is or, manually sync 2FA codes from one device to another with the import/export tool.
KeyVault also has an Android and Windows version which allows you to import/export your codes with ease and with encryption (offline).
Features:
- Secure storage for all your 2FA and OTP tokens (keys are stored on device, never online)
- Automatic TOTP code generation
- Easy organization of authentication codes
- Cross-platform support (Android, Windows available, with Mac and iPhone coming soon)
Pro Features (unlocked with KeyVault Pro License on Android)
- Create and categorize your OTP codes
- Customize your OTP codes with colors and icons
- Personalize KeyVault OTP app with custom themes
- Activate PIN for security
Screenshots
Observed history
| App | Change | Version | When ↓ |
|---|
No observed changes yet.
The initial import establishes a baseline. Future version changes will appear here.
Browse the app catalogue →Upstream releases
Release notes supplied by the developer. These dates are not Flathub package publication times.
1.5.1022 Nov 2025
- Resolved issue with categories var now showing correctly
1.5.922 Nov 2025
- Added support for 19 languages
- Import/Export from iOS KeyVault OTP with JSON support
1.5.825 May 2025
- Added lock button to easily lock app (Pro Version)
- Improvements to categories on desktop
- More improvements to settings layout
1.5.724 May 2025
- Resolved minor issue with product activation
- Improvements to settings layout



