Privacy Policy
Effective June 12, 2026
Sudoku Calm does not collect, store, or share any personal information. There are no accounts, no sign-in, no analytics, no tracking, no advertising, and no third-party SDKs. The app runs entirely on your device.
Information we collect
None. We do not collect personal information, usage analytics, device identifiers, location, or contacts.
Data stored on your device
Your settings, statistics, win streaks, and in-progress game are saved locally on your device. This information never leaves your device and is not visible to us. Deleting the app removes it.
Network use
The app works fully offline. It does not send your gameplay or personal data anywhere. The only network activity is handled by Apple when you make or restore a purchase.
Purchases
Subscriptions and the one-time Lifetime unlock are processed by Apple. Apple handles all payment details; we never receive or store your payment information.
Children
The app is suitable for all ages and collects no data from anyone.
Contact
Email info@appharbour.com.