Get verification codes with Google Authenticator

The Google Authenticator app can generate one-time verification codes for sites and apps that support Authenticator app 2-Step Verification.

If you set up 2-Step Verification, you can use the Google Authenticator app to generate codes to sign in to your Google Account. You can still generate codes without an internet connection or mobile service. Learn more about 2-Step Verification.

Keep your Google Authenticator codes synchronized across all your devices

With Google Authenticator, you can synchronize your verification codes across all your devices, simply by signing in to your Google Account.

Tip: To use this feature you must have:

  • Version 6.0 or above on Android
  • Version 4.0 or above on iOS

Google encrypts Authenticator codes both in transit and at rest across our products. This means that your codes remain encrypted in our systems and protected from any potential bad actors.

Download Authenticator

INSTALL GOOGLE AUTHENTICATOR

Important: To use Google Authenticator on your Android device, you need Android version 5.0 or up.

Set up Google Authenticator for your Google Account

  1. On your Android device, go to your 2-Step Verification settings for your Google Account.
    • You may need to sign in.
  2. Tap Set up authenticator.
    • On some devices, tap Get Started.
  3. Follow the on-screen steps.

Use Google Authenticator without a Google Account

You can save your codes safely in your Google Account with Google Authenticator. This helps protect you from being locked out of your account when you change devices. However, you may instead choose to use Google Authenticator without these protections.

To use Google Authenticator without a Google Account:

  • When you first open the app, tap Use without an account.
  • If you already saved codes to your Google Account, at the top right corner of the home screen, tap your profile picture, then tap Use Authenticator without an account.
    • This action will remove codes from all of your Google Accounts and store them on your device. Codes will not be available on your other devices.

Transfer your Google Authenticator codes

When you sign in to your Google Account within Google Authenticator on a new device, your codes are automatically synced to this device.

If you use Google Authenticator without a Google Account, you can still manually transfer your codes to another device.

To manually transfer Authenticator codes to a new device, you need:

  • Your old device with Google Authenticator codes
  • The latest version of the Google Authenticator app installed on your old device
  • Your new device

Steps to manually transfer Authenticator codes to a new device:

  1. On your new device, install the Google Authenticator appAuthenticator.
  2. In the Google Authenticator app, tap Get Started.
  3. Sign in to your Google Account.
  4. On your old device, create a QR code:
    • In the Authenticator app, tap Menu  and then Transfer accounts and then Export accounts.
      • You'll be asked to unlock your device.
    • Select the accounts you want to transfer to your new device.
    • Tap Next.
      • If you transfer more than one account, your old device may create more than one QR code.
  5. On your new device, tap Scan QR code:
    • In the Authenticator app, tap Menu and then Transfer accounts and then Import accounts.
    • Scan the QR code created on the old device.

After you scan your QR code, you’ll get confirmation that your Authenticator codes have been transferred.

Use Authenticator with multiple Google Accounts

Authenticator can sync codes for multiple Google Accounts and display them from the same mobile device.

To set up Authenticator with multiple Google Accounts:

  1. Set up Google Authenticator for your Google Account.
  2. At the top right corner of the home screen, tap your profile picture or initials.
  3. Tap Add another account.
  4. Select the account you want to add, or sign in to a new Google Account.
  5. When asked to start saving codes to the Google Account, tap Allow.

Edit your Google Authenticator codes

To edit your Authenticator code on Android, swipe left on any code to show the edit option. You can update the username for the code or change the associated Google Account where that code is saved.

Organize your Google Authenticator codes

To organize your Authenticator codes, touch and hold any code, then drag to reorder to a desired location.

You can also use the search bar to find the code you need. To search through your Google Authenticator codes, enter any text matching the username to find the code.

Delete your Google Authenticator codes

To delete an Authenticator code on Android, swipe right on any code to show the delete option.

You’ll be asked to confirm deletion. If you’ve synced your Authenticator codes to your Google Account, they’ll also be deleted from all devices where your codes are synced.

If you sync your Authenticator codes to your Google Account and want to delete all of your codes from your Google Account, you can delete the Google Authenticator service.

When you delete the Google Authenticator service:

  • Your Authenticator codes are deleted from your Google Account.
  • Your Authenticator codes will not be available on any of your devices.
  • Your entire Google Account won’t be deleted.

If you delete your entire Google Account, your Google Authenticator codes will also be deleted. Learn how to delete your Google Account.

Turn on Privacy Screen

For additional protection, you can turn on Privacy Screen in Google Authenticator. This requires a verification from your device, like a PIN, pattern or biometric prompt, before the app can be used.

To turn on Privacy Screen:

  1. In the Authenticator app, tap Menu and then Settings and then Privacy Screen.
  2. Turn on Privacy Screen.
  3. Complete the verification.

Common questions & issues

Best practices

These are some proactive steps that you can take to ensure that only you have access to your Google Authenticator codes:

Fix an incorrect code

If your code doesn’t work with your app or service, check that:

  • You entered the code before it expired.
  • You entered the code for the correct app or service.
  • You entered the code for the correct Google Account.
  • The time on your device is synced and correct for your local time zone.
My codes disappeared

If you can’t find your codes, you may have been signed out of your Google Account. Click on the profile icon at the top right to confirm you are signed in.

If you’re locked out of your Google Account, follow the steps to recover your account. Learn more about account recovery.

Lost or stolen device

If your device is lost or stolen, you should immediately ensure that any codes stored on the device cannot be accessed by others. To remove the codes, use the remote erase device option for iOS or Android. If this option is unavailable, you can choose between the following options:

  • If your codes are synced to your Google Account, you can remove codes by removing the device from your Google Account.
  • If your codes aren’t synced to your Google Account, you need to visit every site that you have Google Authenticator set up on to remove the codes, and then relink your new device.
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Protect Your Identity Online

Get step-by-step visual guides on the tools and practices that will help you protect your personal information with Google's Online Security Guidebook.

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