HIARCS Chess Software for PC Windows, Apple Mac and iPhone/iPad Mac Chess Downloads
World Championship winning computer chess software program & downloads for chess database, analysis and play on PC, Mac and iPhone

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Apple Mac Sigma Chess HIARCS & Junior Downloads

Sigma Chess HIARCS 13 and Junior 12 for Apple Macintosh computers is now available. 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

bulletHIARCS 13.2 MP and SP chess engines for Mac OS X 10.7 Lion (engines only, no GUI)
bulletDeep Junior 12.5 chess engine for Mac OS X 10.7 Lion (engine only, no GUI)
bulletSigma Chess 6.2.1 GUI and HIARCS 13.2 - Deep Junior 12 (engines and Sigma Chess GUI OS 10.6.8 or earlier)
bulletSigma Chess 6.2 GUI HIARCS 13.1 (not OS Lion)
bulletChess GUIs for Mac OS Lion

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HIARCS 13.2 MP and SP chess engines for Mac OS X 10.7 Lion

Contains the latest HIARCS 13.2 single and multiprocessor UCI chess engines for Apple Macintosh computers running Mac OS X 10.4 or later including 10.7 Lion. Also included is the HIARCS full tournament openings book which the engine uses directly. Until purchase and activation HIARCS will operate in as a Lite product with restricted features and strength. Lion users should download this version. This download does not include the Sigma Chess GUI.

Download HIARCS 13.2 MP & SP zip file  (18.2 Mb) - includes latest HIARCS engines!

Please note this is a chess engine only download. It requires a chess GUI to use the engine. Please see the Macintosh chess FAQ for answers to most common questions about installation, activation and use of the product.

Requires Apple Macintosh computer running Mac OS X 10.4 or later including 10.7 Lion. HIARCS supports both PPC and Intel CPUs in a universal binary.
Please read and agree to the HIARCS 13 license agreement before using the software.
Last updated: 25th June 2011. 

 

Deep Junior 12.5 chess engine for Mac OS X 10.7 Lion

Contains the latest Deep Junior 12.5 UCI chess engine for Apple Macintosh computers running Mac OS X 10.5 or later including 10.7 Lion. Also included is the Deep Junior openings book which the engine uses directly. Until purchase and activation Deep Junior will operate in as a Lite product with restricted features and strength. Lion users should download this version.  This download does not include the Sigma Chess GUI.

Download Deep Junior 12.5 zip file  (2.8 Mb) - includes latest Deep Junior engine!

Please note this is a chess engine only download. It requires a chess GUI to use the engine. Please see the Macintosh chess FAQ for answers to most common questions about installation, activation and use of the product.

Requires Apple Macintosh computer running Mac OS X 10.5 or later including 10.7 Lion.
Please read and agree to the HIARCS 13 license agreement before using the software.
Last updated: 25th June 2011. 

 

Sigma Chess 6.2.1 GUI and HIARCS 13.2 & Deep Junior 12 chess engines for Mac OS X 10.6 or earlier

Contains the Sigma Chess 6.2.1 GUI, HIARCS 13.2 single and multiprocessor UCI chess engines and Deep Junior 12 multiprocessor UCI chess engine for Apple Macintosh computers. Also included is the HIARCS full tournament openings book and various Sigma chess libraries and databases. Until purchase and activation Sigma Chess HIARCS & Deep Junior will operate in as a Lite product with restricted features and strength. Not recommended for Mac OS 10.7 Lion as Apple have dropped support for Rosetta and Sigma Chess.

Download Sigma Chess 6.2.1 HIARCS 13.2.dmg  (25.6 Mb) - includes latest HIARCS 13.2 and Deep Junior 12 engines!

IMPORTANT: Do NOT run the software directly from the Sigma 6.2.1 HIARCS 13.2 Installer volume. Instead drag the enclosed Sigma 6.2.1 HIARCS 13.2 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-v12 with Sigma Chess 6.2.

Requires Apple Macintosh computer running Mac OS X 10.4 or later up to 10.6.8. Sigma Chess is not compatible with 10.7 Lion.
Sigma Chess and HIARCS support Intel and PPC based Apple Macs using Mac OS X 10.4 (Tiger) or later.

Please note the Deep Junior 12 engine is Intel only (not older Power PC G3/G4/G5 processors) and is only supported on Mac OS X 10.5 (Leopard) or later.
Please read and agree to the HIARCS 13 license agreement before using the software.
Last updated: 18th February 2011. 

 

Sigma Chess 6.2 HIARCS 13.1 for Macintosh OS X

Contains the Sigma Chess 6.2 GUI and HIARCS 13.1 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 6.2 HIARCS 13.dmg  (19.3 Mb) - includes latest HIARCS 13.1b engines.

IMPORTANT: Do NOT run the software directly from the Sigma 6.2 HIARCS 13 Installer volume. Instead drag the enclosed Sigma 6.2 HIARCS 13 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-v12 with Sigma Chess 6.2.

Requires Apple Macintosh computer running Mac OS X 10.4 or later up to 10.6.8. Sigma Chess is not compatible with 10.7 Lion.
Please read and agree to the HIARCS 13 license agreement before using the software.
Last updated: 12th May 2010. 

 

Chess GUIs for Mac OS Lion

bulletExaChess: An excellent long established Mac OS GUI.
bulletJose: A free Java Mac OS GUI
bulletChess X: A free Mac OS GUI for analysis
 

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"generally I use HIARCS." - Five time World Chess Champion Vishy Anand, in a recent interview when asked what chess program he uses to analyse with
 
"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 & 2012 world title matches

"This level of service is one other big reason to buy HIARCS." - John Jackson

Highest performance reached depends on computer used.   *VAT may be applicable for customers resident in the European Union.
Prices are given in Pounds Sterling, US dollars and Euros. Prices are subject to change without notice.
Purchases in other currencies will be subject to conversion rates from Pounds Sterling (GBP).

World class Palm, PC Chess, Mac Chess, Pocket PC and iPad, iPhone Computer Chess Software with innovative features and chess playing strength
HIARCS Computer Chess Engines are designed and developed by Mark Uniacke in England.
HIARCS is a trademark of Applied Computer Concepts Ltd. All other product trademarks acknowledged.
Copyright 1991-2016 Applied Computer Concepts Ltd. All rights reserved. Last modified: Monday February 01, 2016.
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