OTP authenticator app for managing your 2FA / OTP codes on iPhone, iPad, Mac and Apple Watch.
Cost / License
- Freemium
- Proprietary
Application type
Platforms
- Linux
- Android
- iPhone
- Android Tablet
- iPad
- Apple Watch
- Linux Mobile
- Flathub
- Flatpak




Open Authenticator by Skyost is described as 'Secure your online accounts with Open Authenticator : a free, open-source and lovely-crafted TOTP (Time-Based One-Time Password) manager' and is a Authenticator in the security & privacy category. There are more than 25 alternatives to Open Authenticator by Skyost for a variety of platforms, including Android, iPhone, iPad, Android Tablet and Linux apps. The best Open Authenticator by Skyost alternative is Aegis Authenticator, which is both free and Open Source. Other great apps like Open Authenticator by Skyost are Proton Authenticator, Ente Auth, Bitwarden Authenticator and 2FA Authenticator (2FAS).
OTP authenticator app for managing your 2FA / OTP codes on iPhone, iPad, Mac and Apple Watch.




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

2fast (acronym for two factor authenticator supporting TOTP) is the first free, open source, two factor authenticator for Windows and Android with the ability to store the sensitive data encrypted at a place of your choice instead of a 3rd party cloud location.






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.



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.




🔐 Personal 2FA - Secure, encrypted TOTP authenticator with multi-format import/export, OpenSSL compatibility, and bilingual support (ES/EN).



Authman helps you manage your 2-step authentication tokens on iOS, Android and desktop, and securely sync them between devices.




Download TU Latch, a second factor authentication (2FA) and authorisation (2FAuth) app that provides additional protection for your digital services with authorisation controls, TOTP access control and web browsing security from your computer.



