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.
3
2
1
4
7
1
2
4
7
3
5
7
9
8
6
3
5
2
2
3
8
6
5
9
7
5
3
1
6
5
9
2
3
8
4
3
9
8
2
8
5
8
5
2
4
6
1
7
Select a cell, then tap a number or use your keyboard. Toggle Notes to pencil in candidates.