Software Alternatives, Accelerators & Startups

Open Authenticator

A trusted open-source Authenticator. Formerly known as SmartWatch2 Authenticator free.

Open Authenticator Alternatives

The best Open Authenticator alternatives based on verified products, community votes, reviews and other factors.
Filter: 6 Open-Source Alternatives Latest update:

  1. 31

    Authenticator is a simple, free, and open source two-factor authentication app.

    Open Source

  2. 31

    Aegis Authenticator is a free, secure and open source app to manage your 2-step verification tokens...

  3. 1Password can create strong, unique passwords for you, remember them, and restore them, all directly in your web browser.

    Visit website paid Free Trial $36.0 / Annually

    Visit website
  4. Google Authenticator is a multifactor app for mobile devices.


  5. 29

    andOTP is a two-factor authentication App for Android 4.4+

  6. How to enable 2 step verification for your accounts? Check our step-by-step guides to easily activate 2FA in all your accounts.


  7. 30

    The app for calculating one-time-passwords on iPhone and iPad.

    Open Source

  8. One app to quickly and securely verify your identity online, for all of your accounts.

  9. 31

    Authenticator Plus generates 2-step verification codes and lets you synchronize your accounts.

  10. 29

    TOTP Authenticator app makes it easier to setup and manage your 2-factor authentication accounts and tokens. The app allows you to add extra security to your accounts and protects them from hijacking. Available for iOS and Android.

    freemium $6.0 / One-off

  11. 27

    Tofu Authenticator is an open-source easy to use two-factor authentication app that lets you secure your accounts with one-time passwords.

    Open Source

  12. 29

    GTK+ application for securely managing TOTP & HOTP tokens.

  13. 25

    Prevent your computer from going to sleep

  14. 27

    Raivo OTP is an open-source two-factor authentication app that lets you create a one-time password for your online accounts.

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