Software Alternatives, Accelerators & Startups

Invantive Authenticator

Invantive Authenticator is a two-step verification solution for use with TOTP-protected websites...

Some of the top features or benefits of Invantive Authenticator are: Enhanced Security, User-Friendly Interface, Compatibility, Offline Functionality, and Free to Use. You can visit the info page to learn more.

Best Invantive Authenticator Alternatives & Competitors in 2025

The best Invantive Authenticator alternatives based on verified products, community votes, reviews and other factors.
Filter: 4 Open-Source Alternatives. Latest update:

  1. 26

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

    Key andOTP features:

    Open Source Offline Functionality User-Friendly Interface Backup and Restore Options

    /andotp-alternatives
  2. 29

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

    Key OTP Auth features:

    Security Open Source Standards Compliance Cross-Platform

    Open Source

    /otp-auth-alternatives
  3. PlexTrac is the #1 AI-powered platform for pentest reporting and threat exposure management, helping cybersecurity teams efficiently address the most critical threats and vulnerabilities.

    Key PlexTrac features:

    Comprehensive Reporting Collaboration and Integration Centralized Vulnerability Management User-Friendly Interface

    Visit website

    Visit website
  4. 26

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

    Key Aegis Authenticator features:

    Open Source No Ads or Tracking Secure Backup Options Import/Export Options

    /aegis-authenticator-alternatives
  5. 28

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

    Key Authenticator Plus features:

    Ease of Use Cross-Platform Support Backup and Restore Multi-Language Support

    /authenticator-plus-alternatives
  6. 28

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

    Key Authenticator features:

    Open Source Privacy-Focused Simple User Interface Local Storage

    Open Source

    /authenticator-alternatives
  7. 26

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

    Key Tofu Authenticator features:

    User-friendly Interface Security Cross-platform Compatibility Backup and Recovery

    Open Source

    /tofu-authenticator-alternatives
  8. 26

    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.

    Key TOTP Authenticator features:

    Security Offline Functionality Compatibility User-Friendly Interface

    freemium $6.0 / One-off

    /totp-authenticator-alternatives
  9. 26

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

    Key Raivo OTP features:

    Open Source Security Focused No Ads Cross-Platform Availability

    /raivo-otp-alternatives
  10. 26

    GTK+ application for securely managing TOTP & HOTP tokens.

    Key OTPClient features:

    Open Source Cross-Platform Compatibility User-Friendly Interface Security

    /otpclient-alternatives
  11. 26

    Duo Mobile works with Duo Security's two-factor authentication service to make logins more...

    Key Duo mobile features:

    Security User-friendly Compatibility Push Notifications

    /duo-mobile-alternatives
  12. 27

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

    Key Open Authenticator features:

    Security Enhancement Open-Source Cross-Platform Compatibility

    /open-authenticator-alternatives
  13. 26

    UNLOQ offers Multi-Factor Authentication, Transaction authorization, and Data Encryption solutions for Businesses and Organisations.

    Key UNLOQ features:

    Enhanced Security User-Friendly Interface Customizable Solutions Seamless Integration

    /unloq-alternatives
  14. 27

    Elegant 2FA (2 Factor Authentication) solution for iOS and MacOS.

    Key ObsidianApp.io features:

    Markdown Support Local Storage Graph View Customizable

    /obsidianapp-io-alternatives
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