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