- If you are a legal owner of any Houdini 3 version (in any interface, including Fritz etc.) and choose to buy Houdini 4 Aquarium, Houdini 4 PRO Aquarium, or any version of Chess Assistant 14 (including upgrade versions), you can choose any program within $25/20 Euro range for free as a bonus. Just enter your Houdini 3 serial code in the comments window.
- Order any 2 programs in our web shop and get a 3rd program of your choice (within the price range of the first two) for free!
- Order products for more than $120/€100 and choose any download program with a price of $25/€20 or lower as a bonus!
- Buy ChessOK Aquarium 2014 and receive Chess Openings Encyclopedia 2014 (download) as a bonus!!
Note: Specify the bonus course(s) you want to receive in the comments field, when filling the order form.
All offers can be used simultaneously.