Downloading Traditional Sudoku 10.0.32.18 from the developer's website was possible when we last checked. We cannot confirm if there is a free download of this software available. The program lies within Games, more precisely Puzzle. We recommend checking the downloaded files with any free antivirus. The actual developer of the free program is AvexLab.
From the developer:
Traditional Sudoku is a logic-based placement puzzle game. The object is to fill the grid so that every column, every row and every 3x3 box contains the digits 1 to 9. The puzzle setter provides a partially completed grid so that there is only one solution.
You may want to check out more software, such as Advanced SuDoku, Just Sudoku or Sudoku Snake, which might be similar to Traditional Sudoku.
Puzzle
Puzzle