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