Live puzzle
Sudoku
Fill every row, column, and 3×3 box with digits 1–9 — no repeats. Use notes for candidates or ask for a hint when stuck.
2
1
8
3
4
5
9
3
7
9
4
5
3
7
2
1
8
4
1
5
6
2
2
9
1
7
Select a cell, then tap a number or use your keyboard. Toggle Notes to pencil in candidates.