It is the complete Sudoku package, including hints, guides, and many new puzzle types. Download our Sudoku puzzle solver for a free 23 day trial.
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Sudoku Dragon is a sophisticated program that generates and helps you solve Sudokus on your PC. It is free for you to download and try.
Every day we publish unique, 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 provides diagonal (or X-Sudoku), Samurai Sudoku, Word Sudoku, Jigsaw (or Squiggle) Sudoku and Samurai Sudoku puzzles. A unique variation of the basic puzzle is provided here, each Sudoku can include the Sudoku Stripe - which adds a new twist to solving Sudokus.
Today's Dragon TipTentative impossibilities
To change the tentative impossibilities (numbers that can not go in a square) just press CTRL and the number you want to remove from the current square. To clear all tentative possibilities and impossibilities from the current square press the F7 key.
Click on this link to take a quick online tour of the Sudoku Dragon program: Tour starts here.
It gives easy to follow explanations of the possible allocations for squares. This includes the twin exclusion, X-Wing and alternate pair strategies. It lets you download new puzzles or generate new ones. It has a full range of display themes to select a full range of colors and styles. It helps you find a solution to that frustrating Sudoku puzzle using a battery of analysis options. You can undo and redo square allocations which are listed for easy recall of what has been allocated so far. You easily backtrack after following a false lead, setting everything back as 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.
Our message board forums is full of help and you can join for free and help out other puzzle solvers.
“The seed haunted by the sun never fails to find its way between the stones in the ground, And the pure logician if no sun draws him forth remains entangled in his logic.”Saint Exupéry (Flight to Arras) 1942 Lewis Galantiere
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