Macintosh Sigma Chess HIARCS Downloads
Sigma Chess HIARCS 11 for Apple Macintosh computers is available now. Please see our Mac HIARCS chess pages to see the key features of our Mac product offerings.
The ReadMe.txt in each download contains details of each update and other useful information.
Click on the appropriate Download link to begin downloading. All file sizes are approximate.
"It is exhilarating to play [HIARCS], more, a lot more than with any other strong program. It is a real pleasure to be defeated that way. Fast, lightning, unexpected death." - Fernando Villegas, April 2007
"HIARCS is much better positionally than Deep Blue." - Garry Kasparov 1997 (after game 5 of the rematch)
World Chess Champion, Vishy Anand, used "Powerful" HIARCS machine in preparations for his 2010 world title match with Super GM Veselin Topalov
"This level of service is one other big reason to buy HIARCS." - John Jackson, November 2009
Pocket PC and
Software with attitude, features and chess playing strength, you can't beat