ChessOK chess shop: Software, Equipment, Books

ChessOK has the following special offers available:

Houdini 2 Aquarium and Chess Assistant owners can buy Chess Assiatant 12 for the price of the Upgrade version.
Order any 2 programs costing more than $18/€15 and get 3rd program of your choice (in a price range of the first two) for free.
If your order is more than $120/€100, you can choose a free present (costing less than $30/€24) from our shop.

All offers can be used simultaneously.

Featured Products

$95.00

Houdini 2 Aquarium Pro (Download)
Houdini 2 Aquarium Pro is a revolutionary analysis, database and chess publishing tool, combined with the world’s strongest chess playing engine, Houdini 2.

$59.99

Houdini 2 Aquarium Standard (Download)
Houdini 2 Aquarium is a revolutionary analysis, database and chess publishing tool, combined with the world’s strongest chess playing engine, Houdini 2.

$25.00

CT-ART 4.0 (Download)
Finally a new and improved version of the legendary CT-ART has been released! This excellent tactics course has been voted more than once by the chess experts as the best chess training program.

$19.95

CT-ART. Mating Combinations (download)
CT-ART. Mating Combinations course is composed of entirely new material, using a new iBook technology and focuses on mating combinations, giving 1200 examples and 700 exercises to solve.