OnlyKey Alternatives
OnlyKey is described as 'Open source alternative to YubiKey. OnlyKey natively supports: a hardware password manager, multiple two-factor methods (FIDO2, TOTP, and Yubico® OTP), passwordless SSH login, and OpenPGP' and is a Authenticator in the security & privacy category. There are more than 25 alternatives to OnlyKey for a variety of platforms, including Android, iPhone, Linux, Mac and iPad apps. The best OnlyKey alternative is Bitwarden Authenticator, which is both free and Open Source. Other great apps like OnlyKey are Authy, Google Authenticator, andOTP and YubiKey.
Alternatives list
- 48 OTPClient alternatives
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+.


+1
Cost / License
- Free
- Open Source (Apache-2.0)
Platforms
- Mac
- Windows
- Linux

Cost / License
- Paid
- Open Source
Platforms
- Mac
- Windows
- Linux
- Android

- 49 Duo mobile alternatives
Duo Mobile works with Duo Security's two-factor authentication service to make logins more secure. The application generates passcodes for login and can receive push notifications for easy, one-tap authentication.
Cost / License
- Paid
- Proprietary
Application type
Platforms
- Android
- iPhone
- Android Tablet
- iPad
- Apple Watch


+1
LastPass Authenticator offers a unique one-tap password verification experience that no other authenticator app delivers.


+3
- 68 Hermes OTP alternatives
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.
Cost / License
- Free
- Open Source (MIT)
Platforms
- Windows
- Mac
- Linux

This app is created for use with the YubiKey NFC and NEO to copy One-time-passwords (OTPs) from a YubiKey into the iOS clipboard.
Cost / License
- Free
- Proprietary
Platforms
- iPhone
- iPad

RSA SecurID Software Tokens: Make strong authentication a convenient part of doing business. Deploy RSA software tokens on mobile devices—smartphones, tablets, and PCs— and transform them into intelligent security tokens.
Cost / License
- Paid
- Proprietary
Platforms
- Android
- iPhone



🔐 Personal 2FA - Secure, encrypted TOTP authenticator with multi-format import/export, OpenSSL compatibility, and bilingual support (ES/EN).
Cost / License
- Free
- Open Source (MIT)
Platforms
- Self-Hosted
- Online



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.
Cost / License
- Paid
- Proprietary
Platforms
- Online





























