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