Sudoku description
Easy freeware sudoku generator with some small options and 4 levels.

Program is tool for generate sudoku puzzle. You can select colors and from difficult. Program support 3 candidates (right click).

Most popular is a "print sudoku" - you can print sudokus for your travelling. Program counting score: the best time (for all difficult levels), total time, won games and game loss. It's very easy to learn.