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