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On the recordRead 11 Oct 202619 facts
Stratum
Plans and prices
Stratum
Free
Free and open-source; Google Play version includes proprietary features; free software releases available through Stratum and IzzyOnDroid repos
Read 11 Oct 2026 · stratumauth.com
On the record
- Account protection
- Users can set a password and use biometric authentication to protect codes with encryption.stratumauth.com · read 11 Oct 2026
- Codes
- It supports TOTP, HOTP, mOTP, Steam and Yandex authentication codes.stratumauth.com · read 11 Oct 2026
- Code type
- totp and hotpstratumauth.com · read 22 Sep 2026
- Encrypted backup
- Yesstratumauth.com · read 22 Sep 2026
- Encrypted backups
- Users can protect backup files with encryption and restore them on a replacement phone.stratumauth.com · read 11 Oct 2026
- Import limitation
- Importing from another authenticator depends on that app allowing data export; the FAQ says Microsoft Authenticator does not export secrets.stratumauth.com · read 11 Oct 2026
- Local operation
- The app does not require Internet access to function and does not implement cloud sync.stratumauth.com · read 11 Oct 2026
- Migration
- Users can import accounts from supported alternative apps and export their data.stratumauth.com · read 11 Oct 2026
- Multi-device sync
- Yesstratumauth.com · read 22 Sep 2026
- Organization
- The app provides authenticator icons, categories, adjustable display density, accent colors and ordering.stratumauth.com · read 11 Oct 2026
- Platform limitation
- The FAQ says Stratum is not available for iOS and probably will not be.stratumauth.com · read 11 Oct 2026
- Privacy and source
- The project says it has no corporate ties, publishes auditable source code on GitHub, and uses the GPL 3.0 license.stratumauth.com · read 11 Oct 2026
- Purpose
- Stratum is a free and open-source two-factor authentication app for Android.stratumauth.com · read 11 Oct 2026
- Support
- The feedback form does not provide support; it directs users to the FAQ and suggests filing bugs on GitHub.stratumauth.com · read 11 Oct 2026
- Supported platforms
- androidstratumauth.com · read 22 Sep 2026
- Wear OS
- A Wear OS companion displays codes synced from the phone, and requires a connection to the Android device for initial access.stratumauth.com · read 11 Oct 2026
- Wear OS limitation
- The FAQ says HOTP is not supported on the Wear OS app because its counter cannot be reliably reported back to the phone.stratumauth.com · read 11 Oct 2026
- WebDAV backup
- Auto Backup can save files to a WebDAV server when used with the DAVx5 app.stratumauth.com · read 11 Oct 2026
