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