



GAuth Authenticator is described as 'A simple application for multi-factor authentication, written in HTML using jQuery Mobile, jsSHA, LocalStorage and Application Cache. It implements the TOTP (Time-Based One-Time Password) algorithm according to RFC6238 and has been tested to work with Google Authenticator' and is a Authenticator in the security & privacy category. There are more than 50 alternatives to GAuth Authenticator for a variety of platforms, including Android, iPhone, Android Tablet, iPad and Windows apps. The best GAuth Authenticator alternative is Aegis Authenticator, which is both free and Open Source. Other great apps like GAuth Authenticator are Proton Authenticator, Keepass2Android, 2FA Authenticator (2FAS) and Authy.




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

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.




Protectimus is the most popular Web-based alternative to GAuth Authenticator.
FreeOTP+ is a fork of FreeOTP with an updated user interface and with backup/restore functionality (to external files or via built-in Android backup/restore).


Clockode is a minimal, and offline-only TOTP code generator that stores your authentication secrets in an encrypted local vault, keeping your two-factor codes private and accessible without needing an internet connection.


GTK+ application for securely managing TOTP & HOTP tokens. Content is encrypted on disk using AES256-GCM. Master password derived using PBKDF2 with 100k iterations & SHA512 as hash algorithm. Can import encrypted backups from andOTP & Authenticator+.





SoloKeys is the most popular commercial alternative to GAuth Authenticator.
Two-factor authentication app for Yandex accounts and also other QR-code based temporary codes for two-factor authentication



Duo Mobile works with Duo Security's two-factor authentication service to make logins more secure. The application generates passcodes for login and can receive push notifications for easy, one-tap authentication.


