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