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OTP Authenticator

A two-factor authentication App
OTP Authenticator is a two-factor authentication App for Android 4.0+.

It implements Time-based One-time Passwords (TOTP) like specified in RFC 6238.
Simply scan the QR code and login with the generated 6-digit code.

Features:

* Free and Open-Source
* Requires minimal permissions
* Encrypted storage on Android 4.3+
* Sleek minimalistic Material Design
* Great Usability
* Compatible with Google Authenticator

Versions

Although APK downloads are available below to give you the choice, you should be aware that by installing that way you will not receive update notifications and it's a less secure way to download. We recommend that you install the F-Droid client and use that.

Download F-Droid
  • Version 0.1.2 (3) suggested Added on 2015-12-24

    This version requires Android 4.0.3 or newer.

    It is built and signed by F-Droid, and guaranteed to correspond to this source tarball.

    Permissions
    • take pictures and videos
      This app can take pictures and record videos using the camera while the app is in use.

    Download APK 1.7 MiB PGP Signature | Build Log

  • Version 0.1.1 (2) - Added on 2015-12-20

    This version requires Android 4.0.3 or newer.

    It is built and signed by F-Droid, and guaranteed to correspond to this source tarball.

    Permissions
    • take pictures and videos
      This app can take pictures and record videos using the camera while the app is in use.

    Download APK 1.7 MiB PGP Signature | Build Log

  • Version 0.1 (1) - Added on 2015-12-20

    This version requires Android 4.0.3 or newer.

    It is built and signed by F-Droid, and guaranteed to correspond to this source tarball.

    Permissions
    • take pictures and videos
      This app can take pictures and record videos using the camera while the app is in use.

    Download APK 1.7 MiB PGP Signature | Build Log