Mac Chess HIARCS 10
World Championship winning computer chess software program & downloads for chess database, analysis and play on PC, Mac and iPhone

HIARCS Home Palm Chess HIARCS Pocket Chess HIARCS Palm Chess HIARCS9 PC Chess HIARCS 10 Mac Chess HIARCS 10 PC Chess HIARCS 11 Mac Chess HIARCS 11 Mac Chess HIARCS 12 PC Chess HIARCS 12 Pocket HIARCS 12 HIARCS Palm Pro 12 PC Deep Junior 11 Mac Chess HIARCS 13 iPhone HIARCS 12 PC Chess HIARCS 13 PC Deep Junior 12 Mac HIARCS & Junior

horizontal rule

Up
HIARCS 10 Options
Mac HIARCS 10 FAQ
Engine Options

Macintosh Sigma Chess Pro HIARCS
The strongest and best-featured chess software ever for Macintosh computers.

We are proud to present our latest chess product, Mac HIARCS, offering the strongest chess engine ever on Apple Macintosh computers. We have partnered with the premier Macintosh Chess GUI, Sigma Chess, to provide not only the strongest chess engine but also the best featured and most user friendly GUI. HIARCS is a UCI chess engine which runs inside any UCI compatible chess GUI. Sigma Chess is the premier Macintosh Chess GUI supporting UCI chess engines.

       

Click image to see full size

Key features of the full Sigma Chess Pro HIARCS product:  

bullet

Suitable for all players from absolute beginners to World Chess Championship strength (1250 Elo 2800+ Elo!).

bullet

Can play at any chess strength you set in Elo offering a challenging learning experience for all players*.

bullet

Monitors your play and measures your progress in Elo including Elo history graph and statistics.

bullet

Endgame database support of Nalimov tablebases up to 6 pieces for perfect play in the endgame*.

bullet

Unlimited levels and time controls including Casual, Blitz, Active, Fischer and Tournament.

bullet

Tournament book with the latest theory, invaluable for opening study and preparation at all levels.

bullet

Macintosh HIARCS supports the Universal Chess Interface.

bullet

Integrates with the highly acclaimed Sigma Chess 6.1 Graphical User Interface.

bullet

Sigma Chess GUI now supports engine-engine match play*

bullet

Sigma Chess GUI supports huge game collections, PGN & EPD import/export and HTML web page export.

bullet

Sigma Chess Lite included with high resolution, colour graphics with 2D/3D boards and multiple piece styles.

bullet

Includes the HIARCS 9.6 and HIARCS 10 chess engines!

*Sigma Chess HIARCS Pro features.

Sigma Chess HIARCS is a software download product.
Requires a Apple Macintosh computer running Mac OS X 10.3 or later.
Also compatible with Mac OS X Tiger (10.4)

            


Three steps to enjoy the capabilities of Sigma Chess HIARCS:

1) Download Sigma Chess HIARCS Lite and TRY IT for FREE. Sigma Chess HIARCS Lite will run for free in demo/unregistered mode (restricted features and strength) until you purchase and register the product.

2) If you like it BUY IT by secure online payment. You can buy Sigma Chess HIARCS for Macintosh by a variety of secure online payment methods including credit and debit cards. You can even pay by cheque/check or wire transfer.

3) REGISTER IT to unlock ALL the great features and strength. Registered customers also get full free access to a variety of tournament opening books with GM play and analysis!  Now you have a Super GM on your Apple Macintosh!

Further details about secure online purchasing of Sigma Chess HIARCS and registration can be found on our How to Buy page.

 

There are three product versions:

1) Sigma Chess HIARCS Lite - This is a free demo version which demonstrates most of the features on offer. You may download our free demonstration version, Sigma Chess HIARCS Lite on our Macintosh download page. In free unregistered form Sigma Chess HIARCS Lite has the following limitations:

bullet

Chess strength is limited and fixed at 1925 Elo.

bullet

Playing styles and all other parameters are fixed.

bullet

Only the small opening book is available. The Large and Huge opening books will not be usable.

bullet

Hash tables are fixed at 8Mb.

bullet

Endgame Nalimov tablebase access is not supported.

bullet

SigmaChess Lite product features - see www.sigmachess.com for details.

If you like the product please purchase and register it so that you have access to the full strength and features of the Sigma Chess HIARCS product. Purchasing and registering the product enables us to provide you with an activation key.

 

2) Sigma Chess HIARCS - This is an activated HIARCS chess engine (v9.6 and v10!) offering unrivalled chess strength on Apple Macintosh computers. This product is available by purchasing the HIARCS product and registering it with us. In return we will send out a license key to unlock and activate the chess strength and features of the HIARCS chess engine - now you have a Super GM on your Apple Macintosh! The following features beyond the Lite version are provided:

bullet

Chess strength up to 2800+ Elo depending on your hardware performance.

bullet

Multiple playing styles, Solid, Normal and Aggressive; together with hypermodern play.

bullet

Configurable Smart Search, Selectivity, Threats and Combination settings.

bullet

Positional and book learning capabilities.

bullet

Access to the small, large and massive tournament opening books available for free download.

bullet

Hash tables up to 64Mb. Larger hash tables are available with the Sigma Chess Pro version.

bullet

Includes the HIARCS 9.6 and HIARCS 10 chess engines!

Buy the Mac HIARCS chess engine here for 19.99 (+tax in EU, tax free outside EU).  

 

3) Sigma Chess Pro HIARCS - Upgrade the Sigma Chess HIARCS product to the professional GUI version offering the following extra features from the GUI:

bullet

Settable Elo chess strength in the range (1250 Elo - 2800+ Elo depending on your hardware performance).

bullet

Endgame database support of Nalimov tablebases up to 6 pieces for perfect play in the endgame.

bullet

Support for hash tables over 64Mb.

bullet

Sigma Chess GUI now supports engine-engine match play.

Please note you must have also purchased and registered the HIARCS chess engine in order to upgrade to these features.

Upgrade from Sigma Chess HIARCS to the Sigma Chess Pro HIARCS here.

Please visit the SigmaChess website www.sigmachess.com to see further details of the Sigma Chess Macintosh software or to obtain downloads for Mac OS 9 or earlier.

Your support of Sigma Chess and the Mac HIARCS chess engine enables us to provide you with even better Apple Macintosh chess products in the future. Thank you for your support!

 

Acknowledgements

Special thanks to Ole Christensen (Sigma Chess) and Richard Fowell for his excellent beta testing and suggestions without which this product would not be what it is today. THANK YOU!

SigmaChess is copyright (c) Sigma GameWare.  

We thank Eugene Nalimov and Andrew Kadatch for their kind permission to use their access code (copyright (c) Eugene Nalimov) and decompression code (copyright (c) Andrew Kadatch) for Nalimov tablebases in the HIARCS chess engine.

horizontal rule

"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 1991-2015 Applied Computer Concepts Ltd. All rights reserved. Last modified: Saturday January 31, 2015.
Contact
the HIARCS Team by email:  .  Read our Privacy Policy here