Skip to content

Duo mobile vs FreeOTP

A side-by-side look at Duo mobile and FreeOTP. For an in-depth review of either product, follow the links below.

Duo mobile

Duo mobile

Security & Privacy

Duo Mobile is a user-friendly two-factor authentication app that provides an extra layer of security when logging into accounts. It works by generating one-time codes on the user's smartphone that they enter along with their password when accessing important services.

twofactor-authenticationmobile-authenticationlogin-security
FreeOTP

FreeOTP

Security & Privacy

FreeOTP is an open source two-factor authentication app for Android and iOS devices. It enables users to generate time-based one-time passwords for added login security.

twofactor-authenticationopen-sourceandroidios

Related Comparisons

2FA Authenticator (2FAS)
Tofu Authenticator
Daito Authenticator
Invantive Authenticator
LastPass Authenticator