Your play stays yours.

Privacy information · Updated October 28, 2026

What this game stores

The game stores puzzle progress, completed results, and play statistics in local storage on your device. This information is used to resume games and display your statistics. This version does not include accounts, advertising scripts, third-party analytics, or a game-score server.

Hosting and requests

Your browser requests page files from the hosting provider. Hosting infrastructure may process technical request information such as IP addresses, browser details, and access times for delivery, reliability, and security. When a private preview is hosted by ChatGPT Sites, the hosting service’s sign-in and privacy practices also apply.

Sharing

Sharing is optional. A result includes the mode, puzzle identifier or date, check pattern, and hint count. It does not include a name or email address. Your device may ask you to choose a destination before a share is sent.

Delete your data

Use the button below to remove only this game’s saved progress and statistics from this browser. You can also delete this site’s data in your browser settings. Removing data cannot be undone.

Children and personal information

The game does not ask players to submit personal information. Do not include private information in game IDs or shared links.