104 Like Authy Good alternative? YES NO Authy is a simple way to manage two-factor authentication accounts. Authy supports Gmail, Dropbox, LastPass and thousands of other sites. Free Personal Mac Windows Linux Android iPhone Android Tablet iPad Chrome Two factor authentication One Time Passwords SSH Add a feature
26 Like FreeOTP Good alternative? YES NO Open source implementation of the two-factor authentication HOTP and TOTP schemes. Free Open Source Android iPhone Android Tablet iPad Community based Multiple Account support Two factor authentication Add a feature
12 Like WinAuth Good alternative? YES NO WinAuth is a portable, open-source Authenticator for Windows that can be used as a 2FA including Bitcoin / crypto-currency websites, any service that requires the Google... Free Open Source Windows Multiple Account support Two factor authentication Add a feature
10 Like YubiKey Good alternative? YES NO The YubiKey is a one-time password device for secure login with two-factor authentication. Commercial Windows Linux Android USB drives Two factor authentication Add a feature
21 Like UNLOQ Good alternative? YES NO Simple & secure multi-factor authentication, transaction authorisation and data encryption service. Integrates in minutes. UNLOQ any web, desktop or mobile app.... Freemium Mac Windows Linux Android iPhone Wordpress Magento Community Edition AES encryption Mobile friendly Multi-Factor Authentication (MFA) Two factor authentication Add a feature
4 Like Duo mobile Good alternative? YES NO 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... Free Android iPhone Blackberry Windows Phone Two factor authentication Add a feature
2 Like Authenticator Plus Good alternative? YES NO Authenticator Plus generates 2-step verification codes and lets you synchronize your accounts. Commercial Android iPhone Android Tablet iPad Apple Watch Android Wear Two factor authentication Add a feature
2 Like Open Authenticator Good alternative? YES NO A trusted open-source Authenticator. Formerly known as SmartWatch2 Authenticator free. Free Open Source Android Two factor authentication Add a feature
3 Like CryptoPhoto Good alternative? YES NO 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... Free Windows Windows Mobile Android iPhone Blackberry Windows RT Android Tablet Windows Phone ... iPad Blackberry 10 Apple Watch Android Wear Multiple Account support Two factor authentication Add a feature
2 Like andOTP Good alternative? YES NO andOTP is a two-factor authentication App for Android 4.4+. It implements Time-based One-time Passwords (TOTP) like specified in RFC 6238. Simply scan the QR code... Free Open Source Android Community based Multi-Factor Authentication (MFA) Two factor authentication Add a feature
4 Like OTPmanager Good alternative? YES NO Manage your OTP codes or Import OTP from FreeOTP (token.xml). Free Open Source Mac Windows Linux Two factor authentication Add a feature
1 Like py2fa Good alternative? YES NO A Two-Factor authenticator that runs on (Ubuntu) Linux and does not require a mobile device. Free Open Source Windows Linux Two factor authentication Add a feature
1 Like Authomator Good alternative? YES NO With Authomator, you can quickly generate two-factor authentication codes for your favorite services that use two-step verification on your BlackBerry 10 device. Simply... Freemium Blackberry 10 Multiple Account support Two factor authentication Add a feature
0 Like LastPass Authenticator Alternative? YES NO LastPass Authenticator offers a unique one-tap password verification experience that no other authenticator app delivers. Free Android iPhone Multiple Account support Add a feature
1 Like Authenticator Good alternative? YES NO 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... Free Open Source iPhone Two factor authentication Add a feature
