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Proton Authenticator
Updated
Aug 4, 2025
Developer
Proton AG
OS
IOS / Android
Category
app
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Good App Guaranteed:
This app passed the security test for virus,malware and other malicious attacks and doesn't contain any theats.
Description:
Proton Authenticator is a privacy-first two-factor authentication app for fast, secure MFA. Generate TOTP 2FA codes for your favorite accounts with one tap, scan QR codes in seconds, and keep everything protected with end-to-end encrypted backup and sync via your Proton account. Designed for security and productivity, it offers offline access, biometric lock, and a clean, ad-free experience. Ideal for anyone who needs a reliable 2FA app for stronger account security across email, social media, developer tools, and more. Keywords include 2FA app, MFA, TOTP, authenticator, security, encrypted backup, productivity.
How to use:
1. Download and install Proton Authenticator from your app store.
2. Open the app and sign in with your Proton account to enable encrypted backup and sync, or continue offline for local-only storage.
3. Add your first account: tap Add, scan the website’s QR code or paste the secret key, then name the entry.
4. Secure the app: enable biometric lock and set auto-lock in Settings for extra protection.
5. Use during login: when a site asks for a 2FA code, open Proton Authenticator, copy the 6-digit code, and paste it to complete sign-in. Repeat to add more accounts and organize with search and sorting.
Get the app
Link provided by App Store
Link provided by Google Play
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IOS
Android
Version:
1.1.1
Size:
120.63MB
Price:
Free
Released:
Jul 31, 2025
Updated:
Aug 4, 2025
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