This program is a sudoku creator, player and solver. This program lets you create, play and solve sudoku's. It can also create over 100 and print them out for you. Create sudoku's easily and quickly (within seconds) with added reassurance that the same one won't appear until all levels of difficulty and all possible sudoku's have been used. You can directly type in other sudoku's from books, newspapers and magazines and then click Solve This Sudoku to solve the sudoku within seconds. You can play a 3x3 (normal 1-9) grid or you can play a 4x4 (1-9 then A-G in each row and column). Thus great for people of all skill levels!