Mauth (pronounced Moth) is a Two-Factor Authentication app with support for TOTP and HOTP (coming soon) and compatibility with Google Authenticator.




cotp is described as 'Trustworthy, encrypted, command-line TOTP/HOTP authenticator app with import functionality' and is a Authenticator in the security & privacy category. There are more than 50 alternatives to cotp for a variety of platforms, including iPhone, Android, iPad, Android Tablet and Mac apps. The best cotp alternative is Bitwarden, which is both free and Open Source. Other great apps like cotp are Aegis Authenticator, Proton Authenticator, Ente Auth and Bitwarden Authenticator.
Mauth (pronounced Moth) is a Two-Factor Authentication app with support for TOTP and HOTP (coming soon) and compatibility with Google Authenticator.




Tofu generates one-time passwords to help you protect your online accounts. These passwords are used together with your normal password when you sign into services like Google, Facebook, Dropbox, Amazon, and GitHub.




Open-source authenticator app for iOS and macOS generates time-based one-time passwords, supports secure iCloud sync and encrypted backup, FaceID and TouchID unlocking, QR code scanning, custom icons, search, handoff for copying codes, and encrypted export.




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.


Encrypted Windows app for managing 2FA codes with AEGIS-256 and Argon2id, supporting Windows Hello, portable use, multilingual interface, token import/export, QR code/manual entry, generic TOTP, local storage, and dark mode interface for enhanced security.




LastPass Authenticator offers a unique one-tap password verification experience that no other authenticator app delivers.




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+.




Open-source Android authenticator supporting TOTP and HOTP, material design UI, backup and restore via files, Google Drive, or Android backup, works offline, privacy-focused, no analytics or ads, suitable for securing logins on popular services.




Chronos is an open-source two-factor authentication (2FA) app designed to deliver robust security and reliable backup features. It supports both time-based (TOTP) and counter-based (HOTP) authentication methods.




Etopa is a two-factor-authentication app, which runs as a web server and can be accessed using a web browser or using an Android app. You can use the Etopa.de instance or host your own.



