Authenticator extension

Browser extension in 2FA authenticators

Browser extension that generates 2FA codes on your computer, with optional encrypted backups.

Privacy passport

5 of 5 checks

No trackingYesNo ads and no third-party trackers or analytics.
Open sourceYesApps and server code are public, so anyone can check them.
Only you can read itOn deviceYour data stays on your own device.
No accountYesWorks without signing up.
FreeYesFree to use.

Where it stands among 13 2FA authenticators

No tracking

Yes

Partly

Open source

Yes

Only you can read it

Yes

No account

Yes

Free

Yes

Listed in

2FA authenticators

Other 2FA authenticators

Ente AuthPick

App29.6k

Free 2FA app for phones, desktops and web that can sync your codes end-to-end encrypted, or run offline with no account.

Minimal tracking
Open source
End-to-end encrypted
Account optional
Free

Android
iPhone
Mac
Windows
Linux
Web

Aegis AuthenticatorPick

App13.4k

Offline Android authenticator with an encrypted vault, biometric unlock and easy encrypted backups.

No tracking
Open source
Stays on device
No account
Free

Android

Proton AuthenticatorPick

App353

Free 2FA app from Proton that works without an account and can sync codes end-to-end encrypted across all your devices.

Minimal tracking
Open source
End-to-end encrypted
Account optional
Free

Android
iPhone
Mac
Windows
Linux

KeePassXCAudited

App29.5k

Offline password manager for computers that keeps everything in one encrypted KeePass file you store and sync where you like.

No tracking
Open source
Stays on device
No account
Free

Mac
Windows
Linux

2FAS Auth

App1.5k

Free 2FA app for iPhone and Android with encrypted cloud backup and a browser extension that fills codes for you.

Minimal tracking
Open source
Stays on device
No account
Free

Android
iPhone

Bitwarden Authenticator

App

Standalone 2FA app from Bitwarden that keeps codes on your phone and needs no account.

Minimal tracking
Open source
Stays on device
No account
Free

Android
iPhone

All 13 2FA authenticators