BlockMath does not collect any personal data. All game information such as highscores, progress, play time, and settings is stored locally on your device and is used only for game features. 

No tracking is used, no user behavior is analyzed, and no data is shared with third parties. The app contains no advertising. 

If backup is enabled on your device, Android may include locally stored app data in system backups or restore it on a new device. This data is not transmitted to the developer by BlockMath. 

Optional in-app purchases are processed through Google Play. Payment data is handled only by Google.