AWS SDK for Android (Amazon Cognito)
Amazon Cognito is a simple user identity and synchronization service that helps you securely manage and synchronize app data for your users across their mobile devices. With Amazon Cognito, you can save any kind of data, such as app preferences or game state, in the AWS Cloud without writing any backend code or managing any infrastructure.
To learn more about Android Development
For more information on Andorid development, see the Android developer site at: developer.android.com