Sigma Chess 6.2.1 for Mac can be downloaded from our software library for free. The common filename for the program's installer is Sigma 6.2.1 HIARCS 13.2 In.dmg. This Mac download was scanned by our antivirus and was rated as malware free.
The file size of the latest downloadable installation package is 25 MB. The program lies within Games, more precisely Board. This free Mac app is an intellectual property of Ole K. Christensen. The following version: 6.2 is the most frequently downloaded one by the program users.
From the developer:
Sigma Chess is a freeware, master strength Macintosh chess program for Mac OS X. The feature set includes: Optional HIARCS engine, UCI Engine support, Databases, PGN/EPD, basic desktop publishing, endgame databases, novice levels, a true perspective 3D board, ExaChess compatibility and much more. Sigma also runs on Classic Mac OS, but this is no longer officially supported.
Welcome to the Sigma Chess home page!
You may want to check out more software for Mac, such as SIGMA Optimization Pro, Chess+ or Chinese Chess, which might be similar to Sigma Chess.