Your data is stored locally on your device and, if you so choose, your Google Play Games profile. This data consists of your mission goals and progress (which may be collected via the physical activity permission), weight, and various pieces of information regarding the game state. All of this is used to ensure that your progress in the game is maintained.Â
If you wish to delete your data, you may do so by pressing the corresponding button when you open the game. If you are signed in, your data saved on your Google Play Games profile will be deleted as well.