# Proton Authenticator & 2FA

Android app · by Proton AG · Productivity

Proton Authenticator & 2FA has 598,668 installs (+9.4% a month, measured over 39 days), rated 4.9 from 17,525 ratings, \#2,610 of 179,559 in Productivity.

## Figures

- Installs: 598,668
- Rating: 4.9 · 17,525 ratings
- Price: Free
- In-app purchases: no
- 7-day growth in installs: +9,146 (+1.6%) (+19,328 over 14.8 days)
- 30-day growth in installs: +50,024 (+9.4%)
- Rank: #76,669 of 2,846,339 Android listings with an install count (down 301 since 2026-10-27)
- Rank: #2,610 of 179,559 in Productivity

## Reviews

- Ratings by stars: 5★ 92% · 4★ 5% · 3★ 1% · 2★ 1% · 1★ 1% (17,512 ratings)

## Description

Proton Authenticator is a free, private 2FA authenticator app that generates secure one-time passwords (OTP) on all your devices, even offline. Add multi-factor authentication (MFA) to your online accounts in seconds. From the creators of Proton Mail, Proton VPN, Proton Drive, and Proton Pass.  
  
Open-source, end-to-end encrypted, and protected by Swiss privacy laws, Proton Authenticator is the safest way to generate and store your 2FA codes and TOTP tokens.  
  
WHY CHOOSE PROTON AUTHENTICATOR?  
  
Free authenticator app: no Proton account required, no ads  
  
Works offline: generate OTP codes on mobile and desktop without a connection  
  
Encrypted sync: keep your 2FA codes on all your devices with end-to-end encryption  
  
Automatic backups: never lose access to your MFA-protected accounts  
  
Easy import and export: move your OTP tokens from other 2FA apps in a few taps, or export them anytime  
  
App lock: secure your authenticator app with biometrics or a PIN code  
  
Open source: transparent, verifiable code  
  
Swiss privacy: protected by Switzerland's privacy laws  
  
Trusted by millions. Built by Proton.  
  
Secure every login with a private 2FA authenticator app. Download Proton Authenticator today.

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Source: https://storetally.com/android/proton.android.authenticator  
As of 2026-11-08, from the StoreTally census.