Daily challenge January 31, 1964 Back to calendar
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.

Grid 9 × 9 Difficulty Hard
Elapsed 00:00
Mistakes 0
Level Hard
9
1
7
6
8
4
6
3
1
8
4
3
2
6
6
5
3
6
1
4
7
5
9
7
2
3
6
5
8
4
1

Select a cell, then tap a number or use your keyboard. Toggle Notes to pencil in candidates.