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Android Apps > Productivity > Proton Authenticator & 2FA
Proton Authenticator & 2FA icon

Proton Authenticator & 2FA

by Proton AG · Productivity · Free
On Google Play since August 2025 · Data updated 2026-11-11

Proton Authenticator & 2FA is made and published by Proton AG. AppBrain is an independent app data site and isn't affiliated with Proton AG. The app name, icon, screenshots and description belong to Proton AG and are shown as published on Google Play.

AppBrain's verdict

Loved by users
Rating on Google Play
4.89
17,409 ratings
Installs
610 thousand
Last updated
July 24, 2026
Ads
No ads
Size
47.5 MB

Proton Authenticator & 2FA has 610 thousand installs. Users love it: 4.9 stars from 17,409 ratings.

Download on Google Play

User feedback

Ratings and reviews on Google Play

Comments on Proton Authenticator & 2FA for Android

★★★★★ el logan · Oct 20, 2026
A very functional if simple authenticator app. My favorite things about it are the elegant/appealing UI and the preview of the next upcoming code for each 2FA entry. Doesn't have the same advanced security features of Zoho OneAuth like session management, but UI is uncomplicated, easy & straightforward to use. Would love if Proton could add folders to organize codes, that would be my biggest feature request.
★★★★★ Cull Lee · Oct 1, 2026
I transferred my codes, it works. This is an amazing authenticator app I'd recommend this to any privacy focused user. And it overall gets the job done.
★★★★★ César Almeida · Oct 29, 2026
Easy to use, and you can import all the services from other apps
★☆☆☆☆ Ram · Oct 28, 2026
I want the option to have a PIN as an app lock, why ONLY biometrics? Not even Pattern? I will update my review if I get another option.
★☆☆☆☆ Aaron Daley · Oct 2, 2026
Useless. The two authenticators I use are the only two you can't import from means I have to go through one by one and disconnect them and then reconnect with you which I'm not doing. Waste of time.
★★☆☆☆ Andrew Bennett · Oct 5, 2026
This app needs more work. Swiping right to edit an entry isn't very Intuitive and too close to swiping left for delete. There is no grouping or tagging of entries. Search has bad UX: string+Enter always returns nothing; I expect to see a list of matches. The animation of codes is amusing. Seems to pull icons for some entries but leaves other well known sites with a standard icon. Hope pulling the images isn't a privacy leak. No reason to move from other open source authenticators.

Google Play Rating history and histogram

16K
770
290
0
140

Store listing

By Proton AG, from Google Play

“Secure and end-to-end encrypted authenticator, available on every device.”

Proton Authenticator & 2FA Screenshot 1 of 8
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Screenshots by Proton AG, from the Google Play listing
Description by Proton AG Written by the developer, not by AppBrain. Click to read.
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.

Recent changes:
- Target Android 16
Download on Google Play

Safety and technology

Found in the app by AppBrain
Ads
No ads
Price
Free
Libraries
58
App size
47.5 MB
Needs Android
8.1+
Content rating
Everyone

Technologies used by Proton Authenticator & 2FA

10 permissions · 58 libraries
Subscribe to see full permission and library details

Releases

Updates seen on Google Play
Version
1.3.10
Launched
August 2025
  • Jul 24, 2026UpdateVersion 1.3.10
  • Jun 30, 2026UpdateVersion 1.3.9
  • Apr 15, 2026Installs500,000+ installs
  • Mar 27, 2026UpdateVersion 1.3.7
  • Jan 20, 2026UpdateVersion 1.3.6
Show all changes Show fewer

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Installs

Tracked by AppBrain
Last 30 days
44 thousand
Per day
1.5 thousand
30-day average
Play install range
500+ thousand
Launched
August 2025

Installs over time

Proton Authenticator & 2FA has been installed 610 thousand times. Over the past 30 days, it averaged 1.5 thousand installs per day.

Rankings

Google Play top charts
Highest rank
#101
Chart
Top Free
Productivity
Country
Denmark

Google Play Rankings for Proton Authenticator & 2FA

Top rankings

Rank Country Category List
189 France Productivity Top Free
198 Germany Productivity Top Free
101 Denmark Productivity Top Free
135 Switzerland Productivity Top Free
167 Netherlands Productivity Top Free
195 Finland Productivity Top Free
200 Australia Productivity Top Free
Show all market rankings

Ranking history in France

About the app and developer

About Proton Authenticator & 2FA

Proton Authenticator & 2FA is a productivity app developed by Proton AG.

How many times has Proton Authenticator & 2FA been downloaded?

Proton Authenticator & 2FA has been downloaded 610 thousand times. In the last 30 days, the app was downloaded 44 thousand times.

What is the rating of Proton Authenticator & 2FA?

Proton Authenticator & 2FA is rated 4.89 out of 5 stars, based on 17 thousand ratings.

Is Proton Authenticator & 2FA free?

Proton Authenticator & 2FA is free. The APK size is 47.46 MB. The latest APK version available is 1.3.10. The last update was on July 24, 2026.

What are the requirements for Proton Authenticator & 2FA?

Proton Authenticator & 2FA requires Android 8.1+ or higher. The app has a content rating of Everyone. The APK has been available on Google Play since August 2025.

App Performance Report

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Developer information for Proton AG

Proton AG

support@protonmail.zendesk.com

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Frequently asked questions about Proton Authenticator & 2FA

Is Proton Authenticator & 2FA free?

Yes. Proton Authenticator & 2FA is free on Google Play.

Is Proton Authenticator & 2FA still available?

Yes. Proton Authenticator & 2FA is on Google Play, and the last update we saw was on July 24, 2026.

Does Proton Authenticator & 2FA contain ads?

No. Google Play does not list Proton Authenticator & 2FA as containing ads.

What Android version does Proton Authenticator & 2FA require?

Proton Authenticator & 2FA runs on Android 8.1 and higher.

How large is Proton Authenticator & 2FA?

Proton Authenticator & 2FA is 47.46 MB.

Is Proton Authenticator & 2FA suitable for children?

Google Play rates the content of Proton Authenticator & 2FA as suitable for everyone.

How many times has Proton Authenticator & 2FA been installed?

Google Play lists 500,000+ installs for Proton Authenticator & 2FA.

How do people rate Proton Authenticator & 2FA?

Proton Authenticator & 2FA scores 4.89 out of 5 stars, from 17,409 ratings on Google Play.

Who made Proton Authenticator & 2FA?

Proton Authenticator & 2FA was developed by Proton AG. It is listed in the productivity category on Google Play.

What are the best alternatives to Proton Authenticator & 2FA?

People looking at Proton Authenticator & 2FA also look at these productivity apps: TOTP Authenticator: 2FA MFA, 2FA Authenticator App: TOTP, Authenticator App: 2FA & OTP, Authenticator App - Secure 2FA, Authenticator - 2FA & MFA App.

Share Proton Authenticator & 2FA

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