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




FreeOTP is described as 'Two-factor authentication application for systems utilizing one-time password protocols with support for Android (6 or later) and iOS (11 or later). Tokens can be added easily by scanning a QR-code or by manually entering in the token configuration' and is a popular Authenticator in the security & privacy category. There are more than 50 alternatives to FreeOTP for a variety of platforms, including Android, iPhone, iPad, Android Tablet and Mac apps. The best FreeOTP alternative is Bitwarden, which is both free and Open Source. Other great apps like FreeOTP are KeePass, Aegis Authenticator, Proton Authenticator and Ente Auth.




Allthenticator unifies digital and physical access with one smartphone-based identity. Users log in to systems and unlock doors via proximity. Supports SSH keys, passkeys, OTP, and peer-based recovery—all managed from a single admin dashboard.




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.


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.



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



QuickOTP is a privacy-first authenticator app built exclusively for macOS. Whether you're securing personal logins or professional tools, QuickOTP offers a fast, stable, and secure way to manage your one-time passwords across all your accounts.




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.

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.




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.




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.




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.
