About the Game
Sudoku Nine is a number puzzle game in which players complete a nine-by-nine grid by placing digits according to standard Sudoku rules.
The game can be used without creating an account or submitting personal details.
Data Collection
Sudoku Nine does not collect names, email addresses, phone numbers, precise location data, account information, or other personal data.
A user account is not required.
The game does not identify individual players.
Personal information is not sold or rented.
Puzzle activity is not sent to the developer.
Puzzle Progress
Entries, completed puzzles, difficulty settings, and basic game progress may be stored locally on the user's device so the game can function properly.
This information is not transmitted to an external server.
Device Permissions
Sudoku Nine does not request access to sensitive device features, including contacts, location, camera, microphone, photos, or personal files.
Analytics and Advertising
Sudoku Nine does not use advertising networks, behavioral tracking, or analytics services that collect personal information.
Children's Privacy
Sudoku Nine does not knowingly collect personal information from children. The same no-data-collection approach applies to all users.
Policy Updates
This Privacy Policy may be updated if the game's features or data-handling practices change. Any revised version will be published on this page.
Last updated: July 18, 2026
Contact
For questions regarding this Privacy Policy, please contact: