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