Secure your Zoho Account with easy-to-use, multi-factor authentication. Because hackers won't give you a second chance.
Cost / License
- Free
- Proprietary
Application type
Platforms
- Mac
- Android
- iPhone
- Android Tablet
- iPad
- Apple Watch




Stratum is described as 'Open-source authenticator for Android and Wear OS with local data storage, privacy-first features, encrypted token management, TOTP/HOTP support, and no data lock-in' 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 Bitwarden, which is both free and Open Source. Other great apps like Stratum are KeePass, Aegis Authenticator, Proton Authenticator and Ente Auth.
Secure your Zoho Account with easy-to-use, multi-factor authentication. Because hackers won't give you a second chance.




Calculates time- and counter-based one-time passwords on iOS devices, supports QR code import, iPad interface, Notification Center widget, encrypted iCloud sync, Safari extension, Touch ID and password protection, no ads, and does not collect personal data.




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.

Hermes offers a straightforward solution for overseeing two-factor authentication accounts (SHA1), providing support for a wide range of platforms, including Gmail, Dropbox, and thousands of other websites.

Authenticator is a simple, free, and open source two-factor authentication app. It helps keep your online accounts secure by generating unique one-time passwords, which you use in combination with your other passwords to log into supporting websites.



Authenticator Plus generates 2-step verification codes to protect your accounts with your password and phone / tablet.

Open-source web app for personal security checklists and habit tracking with task prioritization, profile-based progress, minimal interface, data privacy, no analytics, and local storage for individual users, supporting multiple checklists and Docker deployment.

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.




Sentinel is an elegant OTP Authenticator app for both iOS and MacOS. It relies only on the Apple's iCloud Keychain to share data across devices.




Privacy-first two-factor authentication for iPhone, iPad, Mac, and Android that creates offline TOTP codes, imports accounts, syncs encrypted backups, provides biometric or PIN protection, organizes entries with search and icons, and highlights weak security setups.




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


