What's new in Proton Authenticator 1.3.7

Fixes:
- Fix QR code scanning.
- Fix snackbar message shown multiple times.
- Item creation fixes.

Other:
- Improve global performance if there are a lot of TOTP items.
- Translation updates.

About Proton Authenticator 1.3.7

Protect your accounts with Proton Authenticator, a private and secure cross-device two-factor authentication (2FA) that works offline. Created by Proton, the creators of Proton Mail, Proton VPN, Proton Drive, and Proton Pass.

Proton Authenticator is open-source, end-to-end encrypted, and backed by Swiss privacy laws. It’s the safest way to generate and store your one-time passwords (TOTP) for 2FA Login.

Why Proton Authenticator?

- Free to use: No Proton account required, ad-free.
- Offline support, on mobile and desktop apps
- Sync your 2FA codes to all your devices with end-to-end encryption.
- Enable automatic backups for peace of mind
- Easily import from other 2FA apps, or export from Proton Authenticator.
- Protect your account with biometrics or a PIN code.
- Open-source transparency, verifiable code.
- Protected by Switzerland’s privacy laws.

Trusted by millions. Built by Proton.

Take control of your digital security today.

Proton Authenticator 1.3.7 screenshots (5)

Proton Authenticator 1.3.7 trailer

All versions
Proton Authenticator 1.3.7

Version:1.3.7

Uploaded:April 1, 2026 at 2:03PM UTC

File size:68.85 MB

Downloads:264

Proton Authenticator 1.3.6
January 22, 2026

Version:1.3.6

Uploaded:January 22, 2026 at 7:11AM UTC

File size:68.70 MB

Downloads:316

Proton Authenticator 1.3.3
November 4, 2025

Version:1.3.3

Uploaded:November 4, 2025 at 2:30PM UTC

File size:68.66 MB

Downloads:438

Proton Authenticator 1.3.1
September 23, 2025

Version:1.3.1

Uploaded:September 23, 2025 at 7:00AM UTC

File size:68.15 MB

Downloads:287

Proton Authenticator 1.1.2

Version:1.1.2

Uploaded:August 8, 2025 at 2:21PM UTC

File size:67.20 MB

Downloads:455

Proton Authenticator 1.1.1

Version:1.1.1

Uploaded:August 6, 2025 at 4:33PM UTC

File size:67.20 MB

Downloads:63

Proton Authenticator 1.1.0

Version:1.1.0

Uploaded:August 1, 2025 at 5:53PM UTC

File size:67.20 MB

Downloads:153