Cost / License
- Free
- Proprietary
Platforms
- Android
- iPhone




OTPClient is described as '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+' and is a Authenticator in the security & privacy category. There are more than 50 alternatives to OTPClient for a variety of platforms, including Android, iPhone, Android Tablet, iPad and Linux apps. The best OTPClient alternative is Aegis Authenticator, which is both free and Open Source. Other great apps like OTPClient are Proton Authenticator, Bitwarden Authenticator, 2FA Authenticator (2FAS) and Authy.




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).



Stop account takeovers, protect your employees and applications, and eliminate passwords with DIGIPASS® FX7, a FIDO-enabled, phishing-resistant authenticator. DIGIPASS FX7 enhances security while simplifying the login process, enabling a ‘work from anywhere, anytime’ policy.



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.

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.




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




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...
Coffer is a self-hosted, multi-user authenticator vault. It generates TOTP codes in the browser and encrypts each user's vault before storing it on the server. It also supports QR imports, groups, backups, and 2fas transfers.

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.
