Puzzle Madness
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Daily Killer Sudoku for Saturday 21st January 2017 (Hard)


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Score: 0

All-time Killer Sudoku leaderboard

RankPlayerTotal Score
1 chv 1357515
2 reen25 703795
3 Graham1955 487105
4 pradam14 477495
5 NDalsegg 422670
6 hmezzainy 353060
7 EILON 324810
8 kcowong 313420
9 BoSwe 300865
10 Aussie 286335
[View complete leaderboard]

Monthly Killer Sudoku leaderboard

RankPlayerTotal Score
1 pradam14 50220
2 Aussie 47385
3 chv 35235
4 zzabet 29160
5 Graham1955 27945
6 suresh 25920
7 kosy66 21060
8 reen25 19440
9 8Ivy8 17820
10 NDalsegg 17415
[View complete leaderboard]

How to play

This page will automatically load the puzzle for today. If you want to play a different puzzle, go to the archive page and choose your puzzle.
There are two ways to play a Sudoku puzzle, you can just use the mouse/touchscreen, or you can use the mouse and keyboard. You can switch between the two methods any time you like, and can use a combination of both.

Playing with a mouse/touchscreen.

Playing with a mouse and keyboard.

Any mistakes you make will be hilighted in red. The website will know when you have completed a puzzle and will tell you. If you have an account and are logged in, the website will remember that you have completed that puzzle. You will also take part in out leaderboards. It's free to create an account!