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Houdini Aquarium 2019 & ChessOK Aquarium 2019
Houdini Aquarium 2019 is a new powerful analysis, database and chess publishing tool, powered by the world's strongest chess engine Houdini 6 and 7-piece Lomonosov Tablebases.

Houdini 6 Aquarium 2019 €53.95
ChessOK Aquarium 2019 €35.95 » Weekly Deals from ChessOK!
Weekly Deals from ChessOK! 12 December 2018

The newest installment of Chess Openings Encyclopedia 2019 (download or DVD) and Chess Assistant 19 Basic (download or DVD) are now available in our shop!

December 24 to January 21, the following special deals are available. All offers stack!

Buy Chess Openings Encyclopedia 2019 (download or DVD), Chess Assistant 19 Basic (download or DVD), ChessOk Aquarium (download or DVD), Houdini 6 Aquarium 2019 (download or DVD), Houdini 6 PRO Aquarium 2019 (download or DVD) or Upgrade Chess Assistant to Chess Assistant 19 with Houdini 6 (download or DVD) and get additional bonus! Choose one program to download from the Chess Tactics in the Opening series (any from 10 openings).

Special Offer 1: 50% discount on all courses in the Opening Encyclopedias section!

Special Offer 2Extra Offer20% off all Chess School Online products!

Special Offer 3: 20% off all training courses for download and all books!

Special Offer 4: Make any purchase for $18/€15 or more and receive free subscription at! Read: (How to activate your bonus subscription)

  • $18/€15 - 1-month subscription
  • $48/€40 - 3-month subscription
  • $144/€120 - 12-month subscription

Special Offer 5: If you order products for more than $120/€100, choose one download programs for up to $24/€20 as a bonus!

Special Offer 6: Purchase 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!

Note: Specify the bonus product(s) you want to receive in the comments field when filling the order form.

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7-man Lomonosov Tablebases provide deeper-than-ever insight into chess endgame.

Download weekly chess database updates (containing 2000+ games) with latest tournaments and games in PGN and Chess Assistant format.

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