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Google Authenticator

Google Authenticator

Android Tools Google LLC
3.8 Popularity

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System Requirements

Updated
January 29, 2025
Category
Age Rating
Everyone
Developer
Package Name
com.google.android.apps.authenticator2

So here's my honest take on Google Authenticator. I've tested a bunch of security and authentication apps, and this one's pretty good. The core functionality works really well - it generates those codes quickly and reliably. And I like that you can sync it across devices so you're not stuck if you lose your phone. But it's not without its issues. The setup can be a bit finicky, and sometimes the codes just take forever to show up. Definitely not a dealbreaker, but it's something to keep in mind. Overall though, I'd say it's a pretty solid option if you're looking to add an extra layer of protection to your accounts.

Manya Lyalya
AUTHOR: Manya Lyalya Editor, Grand Screen

Pros

  • Adds an extra layer of security to your accounts
  • Sync codes across devices so you don't lose access
  • Easy to set up with QR codes
  • Free to use, no subscription required

Cons

  • Codes can take a while to show up sometimes
  • Setup process can be a bit finicky
  • Might be overkill for casual users
GOOGLE PLAY SCORE
3.8 /5
based on 616,547 reviews
Generally Favorable
75
MY SCORE
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Description

Been using Google Authenticator for a couple months now. It’s basically an app that adds an extra layer of security to your online accounts. So instead of just using a password, you also need to enter a code that’s generated by the app on your phone. It’s pretty handy if you’re big on security and want to make sure no one can access your stuff.

Here’s what you do: you link the app to your accounts, and then whenever you try to log in, it’ll ask you to enter the code that Authenticator generates. There’s also an option to sync your codes to your Google account, so you can access them even if you lose your phone. And the setup is super easy – you just scan a QR code and it’s all set up.

Look, if you’re the type who’s always worried about getting hacked, you’ll probably like this. It’s not perfect – sometimes the codes take a while to show up – but overall it does a solid job of keeping your accounts safe. Worth checking out if you’re into that kind of thing.

User Reviews

Andrew Bielefeldt October 9, 2025

Like everyone is saying, the most recent update knocked codes out of sync. The right code is only displayed for about 10 seconds. My phone's time is correct, and I...

A Google user October 9, 2025

works fine until you switch phones. The transfer app seemed to move everything, and it worked for 2 days, then lost all its data. There's no backup capabilities, so if...

Edward Thomas October 9, 2025

This App is ridicules. The requirements to establish a Key Code are never explained. Do you need all numbers, all letters, a combination of the two, how many spaces?? There...

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This app requires 13 permissions to function properly:

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Frequently Asked Questions