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Today's Dragon Tip
Display themes
Tired of the same look to your puzzles, we offer a whole range of puzzle display themes and the ability to devise and add your own ones. All colors, fonts and sizes can be easily customized to suit your taste.
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Sudoku puzzles

Sudoku Dragon

Our web site has full information on Sudoku puzzles. We have in depth information about Sudoku, its fascinating origins, solution strategies (up to advanced level) and Sudoku theory.

Let our animated guides take you step-by-step through the many and varied strategies for solving Sudoku puzzles.

Sudoku Dragon is a sophisticated program that generates and solves Sudoku Puzzles on your PC. It is free for you to download and try.

Every day we publish brand new, free puzzles on this site (Standard, Word, Samurai and Jigsaw types) that can also be picked up automatically with your news reader. All our daily puzzles can also be downloaded directly by the Sudoku Dragon puzzle solver.

The program also provides diagonal (or X-Sudoku), Samurai Sudoku, Word Sudoku, Jigsaw (or Squiggle) Sudoku and Samurai Sudoku puzzles. We have added a new variation of the basic Sudoku puzzle, Each Sudoku puzzle we generate can include our unique feature - the Sudoku Stripe - which adds a new twist to solving Sudokus.

Click on this link to take a quick online tour of the Sudoku Dragonx program. Tour starts here.
The program gives easy to follow explanations as to why certain squares can only take certain possible allocations including the more complicated twin exclusion rules, X-Wing and alternate pairs. It lets you download new puzzles or generate your own unique ones. It has a full range of display themes to select a range of colors and styles. It helps you find a solution to that frustrating Sudoku puzzle using our battery of analysis options. You can undo and redo square allocations which are listed for easy recall of what you allocated where. So you easily backtrack after following a false lead, setting everything back where it was. Try the software for free for 23 days. It supports a whole range of puzzle grid sizes from the very small 4x4; through the standard 9x9 to the formidable 16x16 and 20x20 puzzles.

Sudoku Dragon in action

Our message board forums is full of help and you can join for free and help out other puzzle solvers too.

The news page is updated each day with the latest news stories about Sudoku.

Number 8

Today’s Quotation
“ The bitter and the sweet come from the outside, the hard from within, from one's own efforts.”
Einstein (Out of My Later Years) 1950

Ever wondered where Sudoku came from? Discover the long history of Sudoku on our Origins page. Read more...

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