Tool Atlas Sudoku
Play Sudoku with adjustable difficulty. Generate new puzzles or let the solver complete them for you.
About this tool
Play Sudoku online with three difficulty levels, an auto-solver, and conflict highlighting.
- Choose easy, medium, or hard — each puzzle has a unique solution.
- Use the hint button when you're stuck — it reveals one correct cell.
- Runs entirely in your browser with no data sent anywhere.
How to use this tool
- Enter your content or upload your files.
- Adjust available options for your desired output.
- Process and download or copy your result.
Tool FAQ
Is my data private?
This tool is designed for local browser processing during the MVP stage.
Can I process multiple times?
Yes. You can run the tool repeatedly with different inputs.