Effective: July 2026
Quiet Sudoku is designed with your privacy as a priority. We do not collect, store, or transmit any personal information.
We do not collect any data whatsoever. The app has no account system, no analytics, no third-party tracking, and no network connection. Puzzles are generated entirely on your device.
Your current game and difficulty preference are saved locally on your device so you can pick up where you left off. This information never leaves your device and is removed if you delete the app.
Quiet Sudoku does not use any third-party services, analytics, or advertising networks.
Quiet Sudoku does not collect any personal information from any user, including children under 13.
Significant changes to this policy will be reflected in the app's App Store listing and at this page.
Quiet Sudoku is a simple, offline Sudoku game. Tap a cell, then tap a number to fill it (tap the same number again to clear). Use New to start a fresh puzzle at Easy, Medium, Hard, or Expert. Conflicting numbers are shown in red.
For questions or feedback, contact dimitrios.zarkadas@gmail.com.