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