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Daily Sudoku Puzzle (Hard)

Tuesday 13th December 2016

[R]eset Puzzle
[S]ave Puzzle
Create [P]encil Marks
Clear Pencil Marks [X]

Sudoku leaderboard

All-time leaderboard
RankPlayerTotal Score
1 dvd 1215720
2 GuardRail 1215720
3 nick 1215720
4 ianm 1215170
5 EILON 1196410
6 ddavidsvar 1062830
7 SammamishLady 1002285
8 QuampoX 953035
9 Sophie 823895
10 hello 810005
Monthly leaderboard
RankPlayerTotal Score
1 Holly4rmbj 126480
2 GuardRail 96705
3 andrelepage61 78150
4 GilPal 69210
5 johnboy 65620
6 Sudoko 53345
7 djones 49415
8 Don 44525
9 Sophia 43690
10 o97 42250

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!

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