Let’s make it better.

Found a bug, have a question, or spotted something in a guide that needs correcting? Send us a note.

Email Us

For general inquiries, feedback, or support:

[email protected]

The company behind the game

REPOCKET PTE. LTD.

60 Paya Lebar Road, #06-28, Paya Lebar Square, Singapore 409051

Common Topics

How do I play Sudoku?

Check out our beginner's guide or read the official rules.

Can I print puzzles?

Yes! Visit our printable puzzles page to generate and print Sudoku grids at any difficulty.

I found a bug

Please email us at [email protected] with details about what happened and which browser you were using. Include your device, the page URL, and a screenshot if possible. Please don’t include passwords or other sensitive information.