Sudoku Z is a freeware, a Windows application, specially built for Windows XP. However, it shouldn't be any problem running it in older version of Windows as well. The program creates sudoku puzzles for you to solve. It can also help you to analyze a puzzle. You can print out a puzzle, you can load and save it. You can even enter an external puzzle from a magazine to play in Sudoku Z... (
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The program works with the following extensions:
suz
