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