Sudoku Dragon

Download Sudoku Puzzle Solver

Download Sudoku Dragon™ puzzle solver for 23 days free trial. Sudoku Dragon shows you how to solve any standard Sudoku puzzle and generate new ones to be solved.

For a list of the Sudoku puzzle solver's capabilities please visit our features page or take an online tour to see the key features of the program in action. It has a battery of hints, guides and possibility analysis options to let you to get to grips with this alluring puzzle.

Sudoku Dragon Sudoku Dragon
Version 5.4.3, August 2017. Download the Sudoku Solver ./sdkinst.exe (1.75 Mb) installer by clicking the animated button.
Download Sudoku Dragon
To use Sudoku Dragon you must have Microsoft® Windows® 10; 8; 7 or Vista installed on your PC. Sudoku Dragon needs to run a PC that has an Intel compatible processor, it will not run on a Mac or iPhone. We currently do not have plans to create a version to run on other platforms.

We are still holding the reduced price of $9 (lifetime price, not a subscription), download for free trial here.
Security warning For increased security we have digitally signed the installer with Silurian Software the makers of Sudoku Dragon as the publisher. You may see a message when you download or run the installer along the following lines. Just click on 'Yes'.

After the free 23 day trial period you will need to buy the software. You can purchase a copy by following the purchase instructions on the License information page (from the Help menu) after installation. The price is $ 9 or £ 6 or € 8.

If you have already installed Sudoku Dragon please use the Upgrade Check from the program's Help menu. To re-install the program you will need the purchase code see our license page for details. For information on all available updates please check the Upgrade page. Sudoku Dragon has built-in facilities to support a quick and easy update or purchase without re-installation.

Sudoku Dragon uses standard libraries that are provided on Microsoft® Windows® as standard as they are used by many widely used applications. If you get a message about a missing components during the installation (specifically MFC80U.DLL and MSVCR80.DLL) you can download and install these components from the Microsoft web site .

Have you mastered all the strategies for solving Sudoku? Our strategy page gives an introduction to all the main tactics for solving a Sudoku puzzle. We have separate pages on Trial and error as well as Advanced Strategies.. Read more...

Sudoku Dragon in action

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