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