Stratum is described as 'A free open-source two factor authentication app for Android. It features encrypted backups, icons, categories and a high level of customisation. It also has a Wear OS companion app' and is a Authenticator in the security & privacy category. There are more than 50 alternatives to Stratum for a variety of platforms, including iPhone, Android, iPad, Android Tablet and Mac apps. The best Stratum alternative is KeePass, which is both free and Open Source. Other great apps like Stratum are Aegis Authenticator, Proton Authenticator, Ente Auth and Bitwarden Authenticator.
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.
2FAuth is a web based self-hosted alternative to One Time Passcode (OTP) generators like Google Authenticator, designed for both mobile and desktop.
Secure your online accounts with Open Authenticator : a free, open-source and lovely-crafted TOTP (Time-Based One-Time Password) manager.
Effortlessly share 2FA SMS with your team. This number works with all services, from WhatsApp to ChatGPT, and connects to numerous tools through Zapier or our webhook integration.
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.
LastPass Authenticator offers a unique one-tap password verification experience that no other authenticator app delivers.
Secure your Zoho Account with easy-to-use, multi-factor authentication. Because hackers won't give you a second chance.
Daito is a web-based 2FA authenticator for TOTP tokens. It enables you to share 2FA tokens with others to simply protecting shared accounts. No phone needed.
The app for calculating one-time-passwords on iPhone and iPad. OTP Auth can be used with any service that uses one time passwords. This includes services like Dropbox and GMail with two-step-verfification enabled. OTP Auth is QR code enabled.
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