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