Free sample
Sudokus from the sample PDF
Tip: for more room on the screen, add the app to your Home Screen: tap Share, then Add to Home Screen.
Which puzzle do you want explained?
Choose the part and the level, then type the number of the grid from the sample.
How it works
- The puzzle opens as printed in the sample.
- Press Next: every move is explained, one at a time.
- Colored cells show what the explanation talks about.