ChessOK Aquarium 2011 offers advanced analysis functions, game commenting, searching, powerful chess trees, playing, databases and much more.

A Rybka 2.3 program is integrated into ChessOk Aquarium 2011. Also in ChessOK Aquarium 2011 a possibility of simple connection of the multi-core versions of Deep Rybka or other UCI and Winboard engines (32 -64 bit versions).

Interactive Deep Analysis is the most advanced chess analysis method available today and is greatly enhanced in ChessOK Aquarium 2011.

Short description:
• ChessOK Aquarium 2011 comes with a reasonably strong chess playing engine, Rybka 2.3.2a and it can easily connected with Deep Rybka 4.1 or any other multicore UCI/Winboard engines
• Analyze and annotate your games with Aquarium's advanced analysis methods
• Databases with fast searches
• Powerful and fast chess trees
• Play against the computer
• Publish your chess text: Print, word processor or web
• Database: 4,700,000 games (up to April 1, 2011).
• Supports Chessbase/Fritz CBH format (read and convert), Chess Assistant CDP, PGN and EPD databases
• One year free membership in ChessOK Playing Zone.
• Full Windows 7 (32 & 64 bit) and Vista compatibility.

What's new in ChessOK Aquarium 2011 compared to ChessOK Aquarium 2010:
• Up to date (April 2011) databases, trees and CAP evaluations.
• IDeA is much faster and more intellectual.
• Infinite analysis and IDeA are integrated to work together in the games.
• Result of infinite analysis of different engines can be stored in different trees.
• ChessOK Playing Zone client for playing chess by network is integrated into installation package. One year free membership is provided to Aquarium 2011 owners.

Languages: English, German, Spanish, Italian and French.

System requirements: PC, 256 MB RAM, 4GB of free disk space, Windows 7/XP/Vista.