Dracosoft's Sudoku is a challenging number-puzzle game filled with logical solutions, and analytical answers. Based on the popular Japanese number game, Dracosoft's Sudoku not only includes the Classic number-puzzles, but we have also included two other modes for added merriment. Select Random mode for amorphic puzzles, and Chaos mode for completely wild challenges. These additional modes will challenge even the most skilled Sudoku player. Dracosoft's Sudoku will leave you thinking numbers all day long.