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

Short description:

• Deep Rybka 4.1 engine - World Computer Chess champion and rating lists leader. 
• Deep Rybka 4.1 can be also used in Fritz and other chess programs
• 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 10, 8, 7 (32 & 64 bit) and Vista compatibility.

What's new in Deep Rybka Aquarium 2011 compared to Deep Rybka Aquarium 4:

• Updated Deep Rybka 4.1 engine
• 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. It includes one year free membership is provided to Aquarium 2011 owners.

Download demo version