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