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.




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 25 alternatives to cotp for a variety of platforms, including iPhone, Android, iPad, Android Tablet and Mac apps. The best cotp alternative is Aegis Authenticator, which is both free and Open Source. Other great apps like cotp are Proton Authenticator, Ente Auth, Bitwarden Authenticator and 2FA Authenticator (2FAS).
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.




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



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.




Empowering individuals and businesses with tools for privacy, reputation management, and the fastest identity verification online.

Infomaniak Auth is a free mobile application that improves and simplifies the security of Infomaniak accounts protected by two-factor authentication.




Authn8: The Team-First Authenticator for Secure 2FA Sharing
Authn8 is the authenticator built for modern teams, agencies, and enterprise workflows. Whether you're onboarding new staff, managing shared logins, or coordinating across departments, Authn8 simplifies secure 2FA h.

Kerveros is a robust two-factor authentication code generator that combines ease of use with enterprise-grade security. It generates time-based one-time passwords (TOTP) for your online accounts while keeping your secrets encrypted and protected.

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.




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




Two-step verification app with offline code generation, HOTP and TOTP support, biometric login, local auto backup, QR and image import, multi-language interface, account personalization, dark mode, label grouping, and data privacy controls for secure management.



