Apps similar to cotp include Bitwarden, which is open source with a free version. Other options are Aegis Authenticator, Proton Authenticator, Ente Auth and Bitwarden Authenticator. Authenticators like cotp are a crowded field, with more than 50 alternatives for iPhone, Android, iPad, Mac and Linux.
Download TU Latch, a second factor authentication (2FA) and authorisation (2FAuth) app that provides additional protection for your digital services with authorisation controls, TOTP access control and web browsing security from your computer.
Spain
EU
A simple application for multi-factor authentication, written in HTML using jQuery Mobile, jsSHA, LocalStorage and Application Cache. It implements the TOTP (Time-Based One-Time Password) algorithm according to RFC6238 and has been tested to work with Google Authenticator...
Two-step verification app with offline code generation, HOTP and TOTP support, biometric login, local auto backup, QR and image import, multi-language interface, account personalization, dark mode, label grouping, and data privacy controls for secure management.
India
