Houdini Aquarium 2019 & ChessOK Aquarium 2023
ChessOK Aquarium 2023 is a new powerful analysis, database and chess publishing tool, powered by the world's strongest chess engines.

ChessOK Aquarium 2023 €39.96
Houdini 6 Aquarium 2019 €53.95

ChessOK.com » Special Deal for Training Packages!
Special Deal for Training Packages! 07 June 2012

A new 20% discount for the download versions of all training packages is available June 7 to June 15. Each package includes a number of excellent chess teaching programs.

Products receiving the special deal: Total Chess Training I-IV, Training Package for Beginners, Training Package for Club Player and Training Package for Intermediate Players, Chess Middlegame Collection, Chess Training Kit, Modern Chess Opening Set (vol.1-7) and Total Chess Tactics.

You can find detailed descriptions of all these programs in the Training Packages section of our web store.

Study chess online on Chess King Learn! Time-proven training courses, thousands of examples and exercises.

Start playing right now in your web browser on Chess King Playing Zone! Teams, tournaments, training, analysis and much more!

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

More »