Authenticator Plus Alternatives [Page 3]

SoundLogin simplifies the login process for accounts protected by two-factor authentication

Token2 mobile application can be used with Token2 service, or any other TOTP and Mobile-OTP...

1Password can create strong, unique passwords for you, remember them, and restore them, all directly in your web browser.

Visit website paid Free Trial $36.0 / Annually

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.

Obsidian is an elegant OTP Authenticator app for both iOS and MacOS.

KeePass is an open source password manager. Passwords can be stored in highly-encrypted databases, which can be unlocked with one master password or key file.

Open Source

YubiKey provides security solutions for strong two-factor authentication using U2F, OTP, PIV, and more.

Simply Strong Two-Factor Authentication LoginTC is best in class. Effortless Administration. Intuitive User Experience. Cost-effective solution for all organizations.

Open Source freemium $3.0 / Monthly (Professional Tier)

The YubiKey is a one-time password device for secure login with two-factor authentication

AnyMemo is a free open-sourced spaced repetition flashcard learning software similar to SuperMemo...

Open Source

LastPass is an online password manager and form filler that makes web browsing easier and more secure.

Swivel multi-factor authentication platform has been designed to tailor the user authentication requirements to the exacting security policies.

An extra step of security never hurt anybody. Enable two-factor authentication on your online accounts and let Authenticator App by 2Stable do the rest.

freemium $49.99 / Annually (Unlimited Accounts. Encrypted Backup and Synchronisation.)

Portable open-source Authenticator for Windows