Free Google Authenticator Alternatives

The best free alternative to Google Authenticator is Aegis Authenticator, which is also Open Source. If that doesn't suit you, our users have ranked more than 50 alternatives to Google Authenticator and loads of them is free so hopefully you can find a suitable replacement. Other interesting free alternatives to Google Authenticator are Ente Auth, KeePass, Proton Authenticator and Bitwarden Authenticator.

filter to find the best alternatives

Google Authenticator alternatives are mainly Authenticators, but if you're looking for Password Managers you can filter on that. Other popular filters include EU, Open Source, Authenticator, Open Source + Authenticator and iPhone + Open Source. You can also filter by region, for example EU-based alternatives if you prefer software developed in the European Union. These are just examples - use the filter bar below to find more specific alternatives to Google Authenticator.
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Google Authenticator alternatives page was last updated

Alternatives list

  1. Stratum icon
     22 likes

    A free open-source two factor authentication app for Android. It features encrypted backups, icons, categories and a high level of customisation. It also has a Wear OS companion app.

    Cost / License

    Application type

    Platforms

    • Android
    • Android Tablet
    • Android Wear
    • F-Droid
     
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    1
    Stratum vs Google Authenticator Comments
    Dominik Pala
    Positive
    1

    It works on wear os and it is open-source.

    • Stratum is Free and Open SourceGoogle Authenticator is Free and Proprietary
    • Stratum is Privacy focused and LightweightGoogle Authenticator is not according to our users
  2. Authenticator generates two-factor authentication (2FA) codes in your browser. Use it to add an extra layer of security to your online accounts.

    Cost / License

    • Free
    • Open Source (MIT)

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Microsoft Edge
    • Google Chrome
    • Mozilla Firefox
     
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    2
    Authenticator Extension vs Google Authenticator Comments
    f3l1x
    Positive
    0

    Easy, Open Source and available via Browser Addon. You can even scan the QR Code with a screenshot. BEST 2FA!!!

    Guest
    Positive
    0

    Free, open source, and a browser extension for multiple browsers so you can use it on any platform? Hell yes.

    Also it's super simple. It just does what it says on the box, no extra crap you don't want.

    Review by a new / low-activity user.
    • Authenticator Extension is Free and Open SourceGoogle Authenticator is Free and Proprietary
    • Authenticator Extension is Privacy focused and LightweightGoogle Authenticator is not according to our users
  3. Sign in is easy, convenient, and secure when you use Microsoft Authenticator. Use your phone, not your password, to log into your Microsoft account. You simply have to enter your username, then approve the notification sent to your phone.

    63 Microsoft Authenticator alternatives

    Cost / License

    • Free
    • Proprietary

    Application type

    Platforms

    • Android
    • iPhone
    • Android Tablet
    • Windows Phone
    • iPad
     
    |
    1
    Microsoft Authenticator vs Google Authenticator Comments
    Guest
    Positive
    1

    easier to use and back up is possible

    Review by a new / low-activity user.
    • Microsoft Authenticator is Free and ProprietaryGoogle Authenticator is also Free and Proprietary
  4. AuthPass icon
     25 likes

    Manage all your passwords across all devices. Open Source password manager compatible with kdbx/keepass. Available on Android, iOS, iPadOS, MacOS, Linux and Windows. It can also be used as a cross-platform supported two factor authentication app.

    219 AuthPass alternatives

    Cost / License

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Android
    • iPhone
    • Android Tablet
    • iPad
    • Snapcraft
    • Flathub
    • Online
     
  5. Open-source authenticator app for iOS and macOS generates time-based one-time passwords, supports secure iCloud sync and encrypted backup, FaceID and TouchID unlocking, QR code scanning, custom icons, search, handoff for copying codes, and encrypted export.

    Cost / License

    • Free
    • Proprietary

    Application type

    Alerts

    • Warning

    Platforms

    • Mac
    • iPhone
    • iPad
     
    |
    2
    Raivo Authenticator vs Google Authenticator Comments
    aldantanneo
    Positive
    -1

    Not harvesting my data, simple & open source

    Review by a new / low-activity user.
    cesarsagaert
    Positive
    -2

    Open source, free, with no data collection. All I need.

    Review by a new / low-activity user.
    • Raivo Authenticator is Free and ProprietaryGoogle Authenticator is also Free and Proprietary
    • Raivo Authenticator is CustomizableGoogle Authenticator is not according to our users
  6. Keyguard icon
     6 likes

    Alternative client for the Bitwarden® platform & KeePass (KDBX), created to provide the best user experience possible.

    Cost / License

    • Free
    • Open Source

    Platforms

    • Mac
    • Windows
    • Linux
    • Android
    • Flathub
    • F-Droid
    • Flatpak
     
  7. LastPass Authenticator offers a unique one-tap password verification experience that no other authenticator app delivers.

    Cost / License

    • Free
    • Proprietary

    Application type

    Platforms

    • Android
    • iPhone
    • Android Tablet
    • iPad
     
    |
    1
    LastPass Authenticator vs Google Authenticator Comments
    Guest
    Positive
    0

    If you're already using Lastpass Passwordmanager, then you get trouble-free sync here (as opposed to Authy and FreeOTP).

    Review by a new / low-activity user.
    • LastPass Authenticator is Free and ProprietaryGoogle Authenticator is also Free and Proprietary
  8. Tofu generates one-time passwords to help you protect your online accounts. These passwords are used together with your normal password when you sign into services like Google, Facebook, Dropbox, Amazon, and GitHub.

    Cost / License

    • Free
    • Open Source (ISC)

    Application type

    Alerts

    • Discontinued

    Platforms

    • iPhone
     
  9. Gnome Authenticator is a desktop 2FA code generator for Linux desktops, like Ubuntu.

    Cost / License

    Application type

    Platforms

    • Linux
    • Linux Mobile
    • Flathub
    • GNOME
     
  10. OVault icon
     5 likes

    OVault is a super simple OTP app that lets you view and manage OTPs for all your accounts. Set up OTPs by scanning QR codes with your devices Camera App, or by manually providing the OTP secret to the app.

    Cost / License

    Application type

    Platforms

    • Mac
    • iPhone
    • iPad
     
  11. Protectimus icon
     7 likes

    Protectimus Solutions provides a powerful multi-factor authentication service. We offer 2FA SaaS platform and on-premise version of the product which supports a great variety of TOTP tokens and program tokens for OTP delivery.

    Cost / License

    • Freemium
    • Proprietary

    Application type

    Platforms

    • Windows
    • Online
    • Android
    • iPhone
    • Android Tablet
    • iPad
     
  12. FreeOTP+ icon
     11 likes

    Open-source Android authenticator supporting TOTP and HOTP, material design UI, backup and restore via files, Google Drive, or Android backup, works offline, privacy-focused, no analytics or ads, suitable for securing logins on popular services.

    Cost / License

    Application type

    Platforms

    • Android
    • F-Droid
     
    |
    1
    FreeOTP+ vs Google Authenticator Comments
    scrat
    Positive
    0

    Easy to use, open-source, very stable.

    • FreeOTP+ is Free and Open SourceGoogle Authenticator is Free and Proprietary
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