Sli-Fi Games has released
Super Tile Sudoku for the Macintosh, a game based on the popular number puzzle game. It’s available for download and purchase through Macgamefiles.com; a demo is available, and it costs $19.95 to register.
Sudoku is the puzzle game in which you must place numbers in a 9 x 9 square grid. Each row, column and region (3 x 3 block of numbers) must contain only one instance of each number.
Super Tile Sudoku features more than 25,000 puzzles, three difficulty settings, different themes, a game timer, note options, hint feature and more.
System requirements call for Mac OS X v10.2 or later.