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