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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.

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Contents

bulletSigma Chess 6.1.5 HIARCS 11.2

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[New!]Sigma Chess 6.1.5 HIARCS 11.2 for Macintosh OS X

Contains the Sigma Chess 6.1.4 GUI and HIARCS 11 single and multiprocessor UCI chess engines for Apple Macintosh computers. Also included is a full tournament openings book and various Sigma chess libraries and databases. Until purchase and activation Sigma Chess HIARCS will operate in as a Lite product with restricted features and strength.

Download Sigma Chess 6.1.5 HIARCS 11.dmg  (9 Mb)

IMPORTANT: Do NOT run the software directly from the Sigma 6.1.4 HIARCS 10 Installer volume. Instead copy the enclosed Sigma 6.1.5 HIARCS 11 folder from the volume to a suitable location on your hard drive (e.g. the Applications folder). Then eject the volume. Please see the Macintosh chess FAQ for answers to most common questions about installation, activation and use of the product.

Please read the How to Install document inside the image volume as it contains important information about installation and how to use your older HIARCS chess engines from v9.6 with Sigma Chess 6.1.5.

Requires Apple Macintosh computer running Mac OS X 10.3 or later. Not compatible with Mac OS 9 or earlier; or MS Windows.
Please read and agree to the HIARCS License.txt license agreement before using the software.
Last updated: 12th August 2007. 

 

 

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"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

For Palm, PC, Mac, Pocket PC and iPhone Chess Software with attitude, features and chess playing strength, you can't beat HIARCS!
Highest performance reached depends on hardware/device used.

HIARCS Chess Software is designed and developed by Mark Uniacke in England.
HIARCS is a trademark of Applied Computer Concepts Ltd. All other product trademarks acknowledged.
Copyright 1991-2010 Applied Computer Concepts Ltd. All rights reserved. Last modified: Thursday September 16, 2010.
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