SudoKoach Cost: $9.95 Get the full version     Trial version     Developer's Website Contacting third-party download site please wait. If your download does not start, click here, or get the full version Descriptions SudoKoach: SudoKoach makes solving Sudoku puzzles more fun. It does the tedious work of figuring which numbers are possible in each unsolved cell, so you can concentrate on the more interesting patterns of solving the puzzle.