Skip to content

OAuth vs OTP Auth

A side-by-side look at OAuth and OTP Auth. For an in-depth review of either product, follow the links below.

OAuth

OAuth

Security & Privacy

OAuth is an open standard authorization protocol that allows users to grant third-party access to their web resources without sharing their passwords. It allows access delegation without giving away full credentials.

authenticationauthorizationaccess-control
OTP Auth

OTP Auth

Security & Privacy

OTP Auth is a free and open source two-factor authentication app for Android and iOS. It generates timed one-time passwords for use in two-factor systems. It supports both HOTP and TOTP standards and can scan QR codes to easily set up accounts.

twofactor-authenticationopen-sourceqr-codehotptotp

Related Comparisons

Google Authenticator
Tofu Authenticator
Authenticator Extension
CryptoPhoto