Here is a cool Chess King Video Software Tutorial by Steve Lopez for everyone wanting to know the difference between Chess King and Chess King Pro. Chess King Pro with Houdini 2 is an affordable and powerful chess software. With Chess King Pro you can play chess, solve puzzles, analyze your games with the strongest engine available and have access to the more than 5 million game GigaKing database. At the moment there is a Coupon Code INTROKING50 that will let you save $50 from the list $149 price of Chess King Pro in the Chess King shop.