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