Twizo Alternatives

privacyIDEA is an enterprise ready, open-source multi factor authentication system.

Best rated Two-Factor Authentication smartphone app for consumers, simplest 2fa Rest API for developers and a strong authentication platform for the enterprise.

Protectimus ia a two-factor authentication solution.

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.

Google Authenticator is a multifactor app for mobile devices.

LoginTC is a simple, secure 2-Factor Authentication solution.

Cognalys is a two factor authentication solution by verifying the mobile number in their applications.

DIGIPASS offers two-factor​ authentication solutions for mobile applications.

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

Symantec VIP provides user friendly two-factor authentication services to protect networks, applications, and data.

inWebo is a SaaS provider of Identity Protection & two-factor Authentication built to secure access to VPN, web sites, Mobile and Cloud Apps.

Clef is secure two-factor with no passwords or tokens.