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