Is Proton Authenticator free?

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

Can I import my 2FA codes from other authenticator apps?

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.

Do I need a Proton Account?

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.

What if I lose my phone or switch devices?

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.

Is Proton Authenticator open source?

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

Proton Authenticator Support

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Proton Authenticator categories

Learn how to get the most out of Proton Authenticator and stay in control of your 2FA codes.

Frequently asked questions

Is Proton Authenticator free?: Proton Authenticator is completely free to use on all platforms. No ads and no tracking.
Can I import my 2FA codes from other authenticator apps?: 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.
Do I need a Proton Account?: 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.
What if I lose my phone or switch devices?: 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.
Is Proton Authenticator open source?: Yes. all Proton apps, including Proton Authenticator, are fully open source. Anyone can inspect and verify our code.