HIARCS is clearly the strongest chess software for Apple Macintosh computers. We have combined this engine with the latest high quality Sigma Chess 6.1.4 GUI to produce the strongest and best featured chess software for the Apple Macintosh.
This gives Macintosh owners the strongest chess engine ever and best features for chess play and analysis on both Intel and Power PC (G3/G4/G5) Macintosh computers with the full world championship strength single and multiprocessor/core chess engines. The HIARCS 11 chess engines can also be used with other good chess GUIs on the Macintosh like Shredder, Jose and Scatha.
Released (with Sigma Chess 6.1.4)
Universal Binary (PPC/Intel)
Mac OS X 10 or later.