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




Open Authenticator is described as 'A trusted open-source Authenticator. Formerly known as SmartWatch2 Authenticator free' and is a Authenticator in the security & privacy category. There are more than 25 alternatives to Open Authenticator for a variety of platforms, including Android, iPhone, iPad, Android Tablet and Mac apps. The best Open Authenticator alternative is Aegis Authenticator, which is both free and Open Source. Other great apps like Open Authenticator are 2FA Authenticator (2FAS), Authy, Google Authenticator and andOTP.
LastPass Authenticator offers a unique one-tap password verification experience that no other authenticator app delivers.




Secure your Zoho Account with easy-to-use, multi-factor authentication. Because hackers won't give you a second chance.



CryptoPhoto gives you a fast and safe way to log into your favorite participating web sites while enjoying leading-edge protection against phishing, malware attacks, and scamming.



CryptoPhoto is the most popular Self-Hosted alternative to Open Authenticator.
Daito is a web-based 2FA authenticator for TOTP tokens. It enables you to share 2FA tokens with others to simply protecting shared accounts. No phone needed.

Daito Authenticator is the most popular SaaS alternative to Open Authenticator.
The app for calculating one-time-passwords on iPhone and iPad. OTP Auth can be used with any service that uses one time passwords. This includes services like Dropbox and GMail with two-step-verfification enabled. OTP Auth is QR code enabled.




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.

Authenticator is a simple, free, and open source two-factor authentication app. It helps keep your online accounts secure by generating unique one-time passwords, which you use in combination with your other passwords to log into supporting websites.



Authenticator Plus generates 2-step verification codes to protect your accounts with your password and phone / tablet.

Invantive Authenticator is a two-step verification solution for use with TOTP-protected websites and products such as Exact Online. Made in Holland by a partner of Exact, awarded accountancy app partner of the year 2017.







TOTP Authenticator makes it simple and easy to enable 2-factor authentication on your accounts. The app provides option to backup data offline or on the cloud. Features like Push to Chrome, dark theme, custom icons and widgets make the app stand out.



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.



