Houdini 6 Aquarium 2018 (download)
Houdini Aquarium 2018 is a revolutionary analysis, database and chess publishing tool, combined with the world’s strongest chess playing engine, Houdini 6 UCI, which is now 60 more ELO over its predecessor!

ChessOK Aquarium 2018 (download) + Lomonosov Tablebases 2018
ChessOK Aquarium 2018 offers advanced analysis functions, game commenting, searching, powerful chess trees, playing, databases and much more.

Houdini 6 PRO Aquarium 2018 (download)
Houdini Aquarium 2018 is a revolutionary analysis, database and chess publishing tool, combined with the world’s strongest chess playing engine, Houdini 6 PRO UCI, which is now 60 more ELO over its predecessor!

CT-ART 5.0 - Complete Chess Tactics (download)
CT-ART is the world's most recognized and effective chess tactics course. The new CT-ART 5.0 combines three levels of chess tactics on three discs.

Chess Assistant 18 PRO with Houdini 6 PRO (download)
Chess Assistant 18 PRO with Houdini 6 PRO is a unique tool for managing chess games and databases, playing chess through the Internet, analyzing games, or playing chess against the computer.

Chess Assistant 18 with Houdini 6 (download)
Chess Assistant 18 with Houdini 6 is a unique tool for managing chess games and databases, playing chess through the Internet, analyzing games, or playing chess against the computer.