This is the most complete and standalone Sudoku puzzle suite for Windows. It includes comfort playing with undo steps and powerful Sudoku generator with different difficulty levels. Also you can create Sudoku game manually and print it on an A4/Letter paper. Tutorial mode with solving hints for newbies is included too. Also there is High Score table and built-in timer for professional players.
The Sudoku generation algorithm used by this app is my ultimate proud. Primarily it was based on...