FreeOTP logo

FreeOTP

Supports one-time password protocols for two-factor authentication.

Made by Red Hat

  • rfc6238

  • rfc4226

  • hotp

  • open-source-projects

  • Authentication

  • Authenticator

  • Aegis Authenticator logo

    Aegis Authenticator

    Securely manage your 2-step verification tokens with our free, open source app for online services.

  • andOTP logo

    andOTP

    Protect your accounts with ease, anytime, anywhere with a simple tap.

  • Microsoft Authenticator logo

    Microsoft Authenticator

    Verify your identity across accounts with a single app.

  • Authenticator logo

    Authenticator

    Secure browser-based two-step verification.

  • LastPass Authenticator logo

    LastPass Authenticator

    Securing digital life with an extra layer of protection.

  • FreeOTP+ (fork of FreeOTP) logo

    FreeOTP+ (fork of FreeOTP)

    Make secure two-factor authentication a breeze with our updated user interface and backup/restore options.

  • Protectimus logo

    Protectimus

    Protectimus offers a versatile two-factor authentication platform supporting various tokens and OTP methods, OATH-certified and available as SaaS or on-premise.

  • CryptoPhoto logo

    CryptoPhoto

    CryptoPhoto enables a fast, secure login process that protects against phishing and malware attacks.

  • Authenticator Plus logo

    Authenticator Plus

    Keep your online accounts secure with ease.

  • Google Authenticator logo

    Google Authenticator

    With this service, you can sign in to an account by entering a code generated by a mobile app on your smartphone. This adds an extra layer of security to your email, documents, and photos.