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