Updated December 18, 2013: CHESS KING 4 IS IN STOCK! Following the success of Chess King, introduced in December 2011, we are pleased to announce the latest and best versions of the popular software, Chess King 4 Deep and Chess King 4 Deep Pro. They include the just released Houdini 4 and Houdini 4 Pro chess engines, and brand new updated GigaKing databases. We continue to sell the versions Chess King 2, Chess King 3 Max, which are still capable complete chess programs at very affordable prices. You can check all versions at the following links: For DVD versions, for download versions, and for upgrade versions. The easiest way to understand which Chess King version is for you, check our COMPARISON page. Chess King is a revolution in Chess Software, it’s affordable and has features not found on software much more expensive. It’s powerful, easy-to-use, and entertaining. The various versions of Chess King all include the super grandmaster engine Houdini, in its versions Houdini 2, Houdini 3 and latest versions Houdini 4 and Houdini 4 Pro. All versions include huge GigaKing databases of master games. Receive free games updates for a year after purchase. Never before has chess software been so affordable and so powerful. Read about many more powerful and unique features below. Read the full tutorial about how to use Chess King and what it’s capable of, and watch the 20+ video tutorials here, and choose your version in our comparison page. For more cool products, visit our shop.  If you have any questions, please feel free to write us an email.