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