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