Proton Authenticator alternatives

Proton Authenticator is a free, open-source application designed to provide two-factor authentication (2FA) for online accounts. It generates and stores time-based one-time passwords (TOTP) securely, functioning independently of an internet connection and offering cross-device synchronization. Developed by the team behind Proton Mail, the application prioritizes user privacy and is subject to Swiss data protection regulations.

Alternatives