Proton Authenticator Support

Proton Authenticator is completely free to use on all platforms. No ads and no tracking.

Yes, Proton Authenticator supports easy import from various authenticator apps including Google authenticator, 2FAS, Aegis Authenticator, Bitwarden Authenticator, Ente Auth, LastPass Authenticator. You can also export your codes from Proton Authenticator.

No, you can use Proton Authenticator without an account. If you do have a Proton Account, you can sync your codes securely across devices. They’re protected by end-to-end encryption, so nobody but you can access them.

Proton Authenticator supports encrypted backups when using your Proton account or on iOS. You can also export your codes to an additional secure location of your choice.

Yes. all Proton apps, including Proton Authenticator, are fully open source. Anyone can inspect and verify our code.