Authenticator is described as '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'. There are more than 25 alternatives to Authenticator for a variety of platforms, including iPhone, Android, iPad, Android Tablet and Mac. The best alternative is Authy, which is free. Other great apps like Authenticator are andOTP (Free, Open Source), FreeOTP (Free, Open Source), Google Authenticator (Free) and Microsoft Authenticator (Free).
FreeOTP is a two-factor authentication application for systems utilizing one-time password protocols with support for Android (3.0 or later) and iOS (7 or later). Tokens can be added easily by scanning a QR-code or by manually entering in the token configuration.
Sign in is easy, convenient, and secure when you use Microsoft Authenticator. Use your phone, not your password, to log into your Microsoft account. You simply have to enter your username, then approve the notification sent to your phone.
LastPass Authenticator is a two-factor authentication app for your LastPass account and other supported apps. LastPass Authenticator offers simple, secure authentication to your accounts by generating passcodes for login or receiving push notifications for one-tap approval.
Open the app in one tap, sign in with FaceID and copy your one-time password to your Mac in one tap with handoff. Using a one-time password manager has never been easier! Features: • Backup/sync one-time passwords to iCloud.
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.
As the name should already tell you, Authenticator is a desktop 2FA code generator for Linux desktops, like Ubuntu. Using it you can generate 2FA tokens for over 500 well-known providers, including Github, Gitlab, Twitter, Facebook, Google, Dropbox, and Twitch.
Myki is an offline password manager that securely stores your sensitive data on your smartphone. The Myki app connects with your computer in a P2P encrypted manner to auto-fill your passwords and create secure backups of your data.