Chess Sudoku has a privacy policy in place that outlines what data is collected, typically focusing on usage analytics and necessary data for account management, but does not collect sensitive personal information without consent.

Yes, Chess Sudoku allows users to play offline, enabling them to enjoy puzzles without an internet connection.

To cancel your Chess Sudoku subscription, you can go to the app settings on your device and follow the instructions for managing subscriptions, or contact customer support for assistance.

A subscription to Chess Sudoku typically costs a monthly fee, with options for longer-term subscriptions that may offer discounts; exact pricing can vary based on promotions or updates.