Krypton Alternatives

Krypton is described as 'Implements the standardized FIDO Universal 2nd Factor (U2F) protocol to provide secure, un-phishable two-factor authentication on the web, using just your phone' and is an app in the security & privacy category. There are more than 10 alternatives to Krypton for a variety of platforms, including Android, iPhone, Android Tablet, iPad and Mac apps. The best Krypton alternative is Bitwarden Authenticator, which is both free and Open Source. Other great apps like Krypton are Authy, Google Authenticator, andOTP and YubiKey.

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Krypton alternatives page was last updated

Alternatives list

  1. Authy icon
     225 likes

    Manage two-factor authentication seamlessly across various platforms with secure cloud backups and offline access. From Gmail to LastPass, enhance security effortlessly. Sync multiple devices securely and protect sensitive data with robust encryption.

    85 Authy alternatives

    Cost / License

    • Free
    • Proprietary

    Application type

    Platforms

    • Android
    • iPhone
    • Android Tablet
    • iPad
    • Apple Watch
     
  2. andOTP icon
     78 likes

    It implements Time-based One-time Passwords (TOTP) and HMAC-Based One-Time Passwords (HOTP). Simply scan the QR code and login with the generated 6-digit code.

    56 andOTP alternatives

    Cost / License

    • Free
    • Open Source (MIT)

    Application type

    Alerts

    • Discontinued

    Platforms

    • Android
    • Android Tablet
     
  3. YubiKey icon
     35 likes

    The multi-protocol security key offers the highest assurance, protecting devices with passwordless workflows and strong 2FA against phishing. It plugs into computers, tablets, and mobile devices, integrates PIN or biometric for identity verification, and reduces helpdesk costs.

    26 YubiKey alternatives

    Cost / License

    • Paid
    • Proprietary

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Google Chrome
     
  4. Keysmith icon
     5 likes

    Keysmith is a token generator for your two-factor authentication (2FA) logins. It supports time and hash-based one-time passwords (TOTP/HOTP).

    Cost / License

    Application type

    Platforms

    • Linux
    • KDE Plasma
    • Linux Mobile
    • Flathub
    • Plasma Mobile
    • Flatpak
     
  5. Etopa icon
     2 likes

    Etopa is a two-factor-authentication app, which runs as a web server and can be accessed using a web browser or using an Android app. You can use the Etopa.de instance or host your own.

    Cost / License

    • Free
    • Open Source

    Platforms

    • Online
    • Android
     
  6. SoloKeys icon
     9 likes

    Solo is an open source security key, and you can get one at solokeys.com.

    Cost / License

    • Paid
    • Open Source

    Platforms

    • Mac
    • Windows
    • Linux
    • Android
     
  7. Authorizer icon
     3 likes

    A Password Manager for Android with Auto-Type over USB and Bluetooth, OTP and much more.

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Android
     
  8. Zoho OneAuth icon
     2 likes

    Secure your Zoho Account with easy-to-use, multi-factor authentication. Because hackers won't give you a second chance.

    Cost / License

    • Free
    • Proprietary

    Application type

    Platforms

    • Mac
    • Android
    • iPhone
    • Android Tablet
    • iPad
    • Apple Watch
     
  9.  2 likes

    Hermes offers a straightforward solution for overseeing two-factor authentication accounts (SHA1), providing support for a wide range of platforms, including Gmail, Dropbox, and thousands of other websites.

    68 Hermes OTP alternatives

    Cost / License

    • Free
    • Open Source (MIT)

    Platforms

    • Windows
    • Mac
    • Linux
     
  10. TOTP Authenticator makes it simple and easy to enable 2-factor authentication on your accounts. The app provides option to backup data offline or on the cloud. Features like Push to Chrome, dark theme, custom icons and widgets make the app stand out.

    49 TOTP Authenticator alternatives

    Cost / License

    • Freemium
    • Proprietary

    Application type

    Platforms

    • Android
    • iPhone
    • Android Tablet
    • iPad
    • Google Chrome
     
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