FreeOTP is an Opensource OTP (One Time Password) tool that supports HOTP and TOTP. Developed by Red Hat
License: Open Source
Apps available for Android iPhone Android Tablet iPad
An open-source android authenticator app. Developed by Jakob Nixdorf
Apps available for Android Android Tablet
FreeOTP is a lightweight, minimalistic app focused on TOTP and HOTP authentication, while andOTP offers more advanced features such as backup and restoration, making it better suited for users who need additional functionality.