CR-Sudoku Free RedChilliCrab Windows 98/Me/NT/2000/XP/Vista Version 1.00.01 Full Specs Average User Rating: 3 User Votes 2.7 out of 3 votes Download Now Secure Download Publisher's Description From RedChilliCrab: With CR-Sudoku you can generate, play, solve and save Sudoku games. All generated games have only one solution and can be solved logically. It is a freeware program. No installation necessary, copy and play. What do you need to know about free software?