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