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