Proton just dropped a 2FA app that does a few things others don’t
July 31, 2025
1 min read
●
Android Authority

Proton Authenticator is a free, open-source 2FA app for mobile and desktop. It supports encrypted multi-device sync, local-only storage, and easy importexport of 2FA tokens. The app works with or without a Proton account and avoids things like ads and