Google Sign-In for Android | Google Developers
Google Photos is the home for all your photos and videos, automatically organized and easy to share. How to Completely Banish Google from Your Android Update (February 2019): The methods below will help on older Android versions, but we've recently revisited this topic. So if you have a newer Android phone and you want to get rid of Google, head here. It seems like every week there is a new exposé revealing all of the backroom deals companies make to sell their customer's data to the highest bidder. Google to raise the RAM requirements for Android, make Jul 22, 2020 Google Sign-In Android Example [Tutorial]
There is a sample from google, which lists the existing google accounts and generates an access token upon selection , you can send that access token to server to retrieve the related details from it to identify the user. You can also get the email id from access token , for that you need to modify the SCOPE. Please go through My Post Google To Launch Electronic IDs For Android | PYMNTS.com May 09, 2019 Sign Out of Google Account on Android Devices (Tutorial)
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Jul 15, 2020 Google - Apps on Google Play Jul 16, 2020 Google Sign-In for Android | Google Developers