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