Your data is only stored on your device.
Ads are provided through Google's AdMob service.
The account you make to use the game's online services is not linked to anything and does not require any personal information.
Any questions can be sent to samwell.grundy@gmail.com, unless they are spam questions, please don't spam me :(
Gems. Gems. Gems. Gems. Gems. Gems. Gems. Gems. Gems. Gems. Gems. Gems. Gems. Gems. Gems. Gems. Gems. Gems. Gems. Gems. Gems. Gems. Gems. Gems. Gems. Gems. Gems. Gems. Gems. Gems. Gems. Gems. Gems. Gems. Gems. Gems. Gems. Gems. Gems. Gems. Gems. Gems. Gems. Gems. Gems. Gems. Gems. Gems. Gems. Gems. Gems. Gems. Gems. Gems. Gems. Gems. Gems?