Coolshare Sudoku app for iPhone and iPad
Here is why this “another Sudoku” different and COOL:
1). Ready to challenge Samuris Sudoku?
2). The starting sets are always randomly generated so that you never play the same.
3). There are 10 levels for you to choose what is fun for you
4). Different hint levels will provide you exactly the way you like
5). A different way to operate the selection is introduced: you only need to tap the target cell!