Sigma Chess HIARCS for Apple Macintosh

We are proud to present our latest chess product, Mac HIARCS, offering the strongest chess engine ever on Apple Macintosh computers. We have partnered with the premier Macintosh Chess GUI, Sigma Chess, to provide not only the strongest chess engine but also the best featured and most user friendly GUI.

• Suitable for all players from absolute beginners to World Chess Championship strength (1250 Elo to 2800+ Elo!).
• Can play at any chess strength you set in Elo offering a challenging learning experience for all players.
• Monitors your play and measures your progress in Elo including Elo history graph and statistics.
• Endgame database support of Nalimov tablebases up to 6 pieces for perfect play in the endgame.
• Unlimited levels and time controls including Casual, Blitz, Active, Fischer and Tournament.
• Tournament book with the latest theory invaluable for opening study and preparation at all levels.
• Macintosh HIARCS supports the Universal Chess Interface.
• Integrates with the highly acclaimed Sigma Chess 6.1 Graphical User Interface.
• Sigma Chess GUI supports huge game collections, PGN & EPD import/export and HTML web page export.
• Sigma Chess Lite included with high resolution, colour graphics with 2D/3D boards and multiple piece styles.
• Includes the HIARCS 9.6 and HIARCS 10 chess engines.

Sigma Chess HIARCS is a software download product. It requires Apple Macintosh OS X 10.3 or later. It is NOT compatible with Mac OS 9 or earlier.