PlaySudoku.us
Easy
Medium
Hard
Expert
Evil
Learn
💡 Did you know?
4
9
3
3
1
4
2
5
1
1
4
2
3
5
6
6
3
4
7
8
1
5
6
1
9
1
3
5
9
7
2
8
4
7
9
2
3
1
5
✓ Completed!
00:00
⏸
4
2
5
9
3
1
3
4
1
1
4
6
3
5
2
3
4
7
6
1
5
6
8
1
9
1
3
7
9
5
9
7
4
2
3
2
8
1
5
1
2
3
4
5
6
7
8
9
✕
↩
Undo
✕
Erase
💡
Hint
💡 Did you know?