1.1.4 Safe to install
The Proton Authenticator, trusted by millions, is developed by Proton, the provider behind the world's largest encrypted email service, Proton Mail. As an open-source application, it offers end-to-end encryption and adheres to strict Swiss privacy laws, ensuring robust data protection.
This authenticator facilitates the safeguarding of new accounts and enhances security for existing ones. It maintains 2FA codes in a manner that is both secure and private, without compromising convenience.
Key features include:
- Encrypted iCloud Sync: Enables seamless synchronization of 2FA secrets across devices with end-to-end encryption.
- Effortless Import: Allows quick migration from other authenticator apps such as Google Authenticator or Authy.
- Secure Backup & Export: Provides users with full control over their data through straightforward backup and restoration capabilities.
- Swiss Privacy by Design: Developed under Switzerland's stringent data protection standards.
- Open Source & Transparency: Features auditable codebases, free from tracking and advertisements.
This application empowers users to manage their digital security with encryption methodologies they can trust.
The Proton Authenticator is free to use, requires no Proton account for activation, and is available offline on both mobile and desktop platforms. No other two-factor authentication app offers this unique combination of security and privacy features.
Trusted by millions and developed by Proton, it provides a comprehensive approach to safeguarding your online identities.
For more information, review the terms of service at https://proton.me/legal/terms and learn more about Proton at https://proton.me.
Overview
Proton Authenticator is a Freeware software in the category Business developed by Proton AG.
The users of our client application UpdateStar have checked Proton Authenticator for updates 126 times during the last month.
The latest version of Proton Authenticator is 1.1.4, released on 06/15/2026. It was initially added to our database on 08/02/2025.
Proton Authenticator runs on the following operating systems: Android/iOS.
Users of Proton Authenticator gave it a rating of 4 out of 5 stars.
Installations
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