andOTP - andOTP is a two-factor authentication App for Android 4.4+
AuthPoint Multi-Factor Authentication - AuthPoint multi-factor authentication (MFA) provides the security you need to protect your assets, accounts, and information. Let your company work confidently and worry-free with the powerful protection of AuthPoint.
Aegis Authenticator - Aegis Authenticator is a free, secure and open source app to manage your 2-step verification tokens...
Duo Security - Duo Security provides cloud-based two-factor authentication. Duo’s technology can be deployed to protect users, data, and applications from breaches, credential theft, and account takeover.
OTP Auth - The app for calculating one-time-passwords on iPhone and iPad.
Lastpass - LastPass is an online password manager and form filler that makes web browsing easier and more secure.