Google Authenticator

682K reviews
Content rating
PEGI 3
100M+
Downloads
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About this app

Google Authenticator adds an extra layer of security to your online accounts by adding a second step of verification when you sign in. This means that in addition to your password, you'll also need to enter a code that is generated by the Google Authenticator app on your phone. The verification code can be generated by the Google Authenticator app on your phone, even if you don't have a network or cellular connection.
* Sync your Authenticator codes to your Google Account and across your devices. This way, you can always access them even if you lose your phone.
* Set up your Authenticator accounts automatically with a QR code. This is quick and easy, and it helps to ensure that your codes are set up correctly.
* Support for multiple accounts. You can use the Authenticator app to manage multiple accounts, so you don't have to switch between apps every time you need to sign in.
* Support for time-based and counter-based code generation. You can choose the type of code generation that best suits your needs.
* Transfer accounts between devices with a QR code. This is a convenient way to move your accounts to a new device.
* To use Google Authenticator with Google, you need to enable 2-Step Verification on your Google Account. To get started visit http://www.google.com/2step Permission notice: Camera: Needed to add accounts using QR codes
Enable 2-step verification to protect your account from hijacking.
Updated on
Jul 21, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
  • No data shared with third parties
    Learn more about how developers declare sharing
  • This app may collect these data types
    Personal info, Photos and videos and 4 others
  • Data is encrypted in transit
  • You can request that data be deleted

Ratings and reviews

664K reviews
Bartolomei Robert Daniel
March 10, 2025
I have lots of keys from different accounts and it has become very difficult to manage them and scroll through the list... Developers sould introduce a way to structure the list ( a folder like structure, or a tagging sistem, or both). At the moment for example i cannot differentiate between work accounts and personal ones and so on... Maybe a simple list was ok when you had 2-3 accounts but not when you have more. Once they add this feature, i will give 5 stars.
233 people found this review helpful
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A Google user
April 19, 2020
This app offers NO OPTION TO BACKUP. I had to reset my phone because of a software glitch. Before I did that, I made sure that I backed up all my apps and their data on Google, Samsung and on a flash drive using Smart Switch. After the reset, I used the backup made by Samsung and most other apps were restored like nothing ever happened. This app however, lost everything. Tried the offline backup and the one made by Google, but still nothing. If your phone breaks, your codes will be gone forever!
303 people found this review helpful
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Aaron McLeland
September 24, 2025
App no longer appears in my app drawer or on my home screen, and when I search my device it doesn't appear. However, when I search the play store it says it's installed and gives me the option to open the app. I'll be really upset if something happens and I have to go through some pita process to recover a bunch of accounts that use two-factor with Google authenticator.
900 people found this review helpful
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What’s new


* Cloud syncing: Your Authenticator codes can now be synced to your Google Account and across your devices, so you can always access them even if you lose your phone.
* Privacy Screen: Access to Authenticator can now be protected by your screen lock, PIN or biometric.
* Improved UX and visuals: We've made the app easier to use and more visually appealing.