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This is where we'll announce the most recent additions to our web site. If you've visited us before and want to know what's changed, take a look here first. We will place notices here regarding product updates, scheduled releases etc.

[New!]Sunday, 19th October 2014

bulletUpdated iPad HIARCS Chess version 13.70 released

Wednesday, 8th October 2014

bulletUpdated iPhone HIARCS Chess version 13.70 released

Monday, 30th September 2014

bulletSeptember 2014 Tournament Opening Book for Book Subscribers now available

Monday, 30th September 2014

bulletSeptember 2014 Online Tournament and Human Reference Opening Book for HIARCS Chess Explorer book subscribers now available

Monday, 30th June 2014

bulletJune 2014 Tournament Opening Book for Book Subscribers now available

Monday, 30th June 2014

bulletJune 2014 Online Tournament and Human Reference Opening Book for HIARCS Chess Explorer book subscribers now available

Friday, 16th May 2014

bulletHIARCS Revelation is "the strongest dedicated chess computer we have ever tested"  - SSDF Rating List.

Monday, 12th May 2014

bulletUpdate to Human Reference Opening Book for HIARCS Chess Explorer book subscribers

Tuesday, 22nd April 2014

bulletUpdate to Human Reference Opening Book for HIARCS Chess Explorer book subscribers

Monday, 31st March 2014

bulletMarch 2014 Tournament Opening Book for Book Subscribers now available

Monday, 31st March 2014

bulletMarch 2014 Online Tournament and Human Reference Opening Book for HIARCS Chess Explorer book subscribers now available

Friday, 28th March 2014

bulletUpdate to Human Reference Opening Book for HIARCS Chess Explorer book subscribers with latest games

Friday, 14th March 2014

bulletUpdate to Online GM+ and Human Reference Opening Book for HIARCS Chess Explorer book subscribers with latest games

Wednesday, 19th February 2014

bulletUpdate to Online Human Reference Opening Book for HIARCS Chess Explorer book subscribers with latest games

Tuesday, 14th January 2014

bulletHIARCS Chess Explorer v1.7 free customer update for Apple Mac OS X now available

Tuesday, 14th January 2014

bulletHIARCS Chess Explorer v1.7 free customer update for PC Windows now available

Tuesday, 31st December 2013

bulletDecember 2013 Tournament Opening Book for Book Subscribers now available

Tuesday, 31st December 2013

bulletDecember 2013 Online Tournament and Human Reference Opening Book for HIARCS Chess Explorer book subscribers now available

Sunday, 1st December 2013

bulletMac Deep Junior Yokohama World Computer Chess Champion version available (free for existing DJ13 customers!)

Monday, 11th November 2013

bulletHIARCS Chess Explorer v1.6 free customer update for Apple Mac OS X now available

Monday, 11th November 2013

bulletHIARCS Chess Explorer v1.6 free customer update for PC Windows now available

Thursday, 31st October 2013

bulletPC Deep Junior Yokohama World Computer Chess Champion version available (free for DJ13 existing customers!)

Thursday, 24th October 2013

bulletDeep Junior Yokohama World Computer Chess Champion version available (free for DJ13 existing customers!)

Monday, 30th September 2013

bulletNew September 2013 Tournament Opening Book Update for Book Subscribers now available

Monday, 30th September 2013

bulletNew September 2013 Online Tournament and Human Reference Opening Book Updates for HIARCS Chess Explorer subscribers now available

Wednesday, 11th September 2013

bulletUpdated iPhone HIARCS Chess version 13.6 released

Sunday, 18th August 2013

bulletHIARCS wins the 2013 World Chess Software Championship

Saturday, 17th August 2013

bulletJunior wins the 2013 World Computer Chess Championship

Thursday, 25th July 2013

bulletHIARCS Chess Explorer v1.5 free customer update for Apple Mac OS X now available

Thursday, 25th July 2013

bulletHIARCS Chess Explorer v1.5 free customer update for PC Windows now available

Sunday, 30th June 2013

bulletNew June 2013 Opening Book Update for Book Subscribers now available

Sunday, 31st March 2013

bulletNew March 2013 Opening Book Update for Book Subscribers now available

Tuesday, 19th March 2013

bulletHIARCS Chess Explorer v1.4 free customer update for Apple Mac OS X now available

Tuesday, 19th March 2013

bulletHIARCS Chess Explorer v1.4 free customer update for PC Windows now available

Saturday, 9th March 2013

bulletUpdated iPad HIARCS Chess version 13.5 released

Tuesday, 5th March 2013

bulletHIARCS Chess Explorer v1.3 free customer update for Apple Mac OS X now available

Tuesday, 5th March 2013

bulletHIARCS Chess Explorer v1.3 free customer update for PC Windows now available

Friday, 1st March 2013

bulletUpdated iPhone HIARCS Chess version 13.5 released

Tuesday, 22nd January 2013

bulletUpdated iPad HIARCS Chess version 13.4 released

Monday, 21st January 2013

bulletUpdated iPhone HIARCS Chess version 13.4 released

Monday, 31st December 2012

bulletNew December 2012 Opening Book Update for Book Subscribers now available

Monday 24th December 2012

bulletNew Tournament and Human Reference book available for HIARCS Chess Explorer book subscribers via Opening Explorer online book access

Saturday, 24th November 2012

bulletHIARCS Chess Explorer v1.2 free customer update for Apple Mac OS X now available

Saturday, 24th November 2012

bulletHIARCS Chess Explorer v1.2 free customer update for PC Windows now available

Monday, 19th November 2012

bulletThe independent SSDF rating group report Deep HIARCS 14 defeated Deep Fritz 13 at tournament time controls by 28-12 (70% +149 Elo perf). Download games.

Wednesday, 31st October 2012

bulletNew Deep Junior 13.3 chess engine for Macintosh released

Friday, 12th October 2012

bulletHIARCS Chess Explorer v1.1 free customer update for Apple Mac OS X now available

Friday, 12th October 2012

bulletHIARCS Chess Explorer v1.1 free customer update for PC Windows now available

Sunday, 30th September 2012

bulletNew September 2012 Opening Book Update for Book Subscribers now available

Sunday, 26th August 2012

bulletThe wait is over! - HIARCS Chess Explorer and HIARCS 14 available now for Apple Mac OS

Sunday, 26th August 2012

bulletThe wait is over! - HIARCS Chess Explorer and HIARCS 14 available now for PC Windows

Saturday, 30th June 2012

bulletNew June 2012 Opening Book Update for Book Subscribers now available

Saturday, 30th June 2012

bulletDeep Junior 13.3 update available (free for existing customers)

Monday, 25th June 2012

bulletHIARCS Chess Explorer release candidate in testing

Tuesday, 15th May 2012

bulletThe innovative new HIARCS Chess Explorer product has moved forward to the final beta stage

Wednesday, 28th March 2012

bulletNew March 2012 Opening Book Update for Book Subscribers now available

Tuesday, 28th February 2012

bulletThe innovative new HIARCS Chess Explorer product has moved forward to the next beta stage

Wednesday, 1st February 2012

bulletCurrent World Computer Chess Champion Deep Junior 13 released!

Saturday, 31st December 2011

bulletNew December 2011 Opening Book Update for Book Subscribers now available

Saturday, 26th November 2011

bulletHIARCS wins the World Chess Software Championship

Wednesday, 23rd November 2011

bulletJunior wins the World Computer Chess Championship

Thursday, 29th September 2011

bulletNew September 2011 Opening Book Update for Book Subscribers now available

Tuesday, 13th September 2011

bulletHIARCS iPad 13.3 now available from the AppStore

Saturday, 10th September 2011

bulletHIARCS iPhone 13.31 reviewed by iPhone App Finder, rated 9.4/10!

Saturday, 3rd September 2011

bulletHIARCS iPhone 13.3 now available from the AppStore

Monday, 29th August 2011

bulletHIARCS iPad Chess finishes detailed beta testing, product pages updated

Sunday, 28th August 2011

bulletHIARCS iPhone Chess finishes detailed beta testing, product pages updated

Thursday, 28th July 2011

bulletHIARCS iPad Chess goes code complete: release to follow after final beta testing

Thursday, 14th July 2011

bulletHIARCS Chess Explorer development announced to customers

Monday, 4th July 2011

bulletLimited time 25% discount on HIARCS products

Tuesday, 28th June 2011

bulletNew June 2011 Opening Book update for Book Subscribers now available

Monday, 27th June 2011

bulletNew Deep Junior 12.5 chess engine for Macintosh released

Friday, 10th June 2011

bulletNew page ready for the new HIARCS Chess Explorer application

Saturday, 21st May 2011

bulletReference book with statistics from top class human games now available - free for HIARCS book subscribers

Monday, 16th May 2011

bulletPC Deep Junior 12.5 UCI - shared first at Thüringer Computer Chess Championship, Germany, May 2011

Wednesday, 6th April 2011

bulletNew Deep Junior 12.5 UCI chess engine available now! (free for existing Junior customers)

Thursday, 31st March 2011

bulletNew March 2011 Opening Book update for Book Subscribers now available

Monday, 28th February 2011

bulletDeep Junior 12 and HIARCS 13.2 with Sigma Chess 6.2.1 now available

Friday, 11th February 2011

bulletHIARCS Chess 12.3 for iPhone now available (free update for existing iPhone customers)

Friday, 24th December 2010

bulletPC Chess HIARCS 13.2 UCI Update (free for all existing PC HIARCS 13 UCI customers)

Thursday, 23rd December 2010

bulletNew December 2010 Opening Book update for Book Subscribers now available

Thursday, 28th October 2010

bulletNew Deep Junior 12 UCI chess engine available now!

Friday, 10th September 2010

bulletNew September 2010 Opening Book update for Book Subscribers now available

Thursday, 2nd September 2010

bulletMuch anticipated HIARCS Palm Chess Pro 13.1 released. Read more about our latest HIARCS chess program for Palm devices here.

Tuesday, 22nd June 2010

bulletNew June 2010 Opening Book Update for Book Subscribers now available

Monday, 31st May 2010

bulletNew HIARCS 13.1 for Pocket PC now available

Saturday, 22nd May 2010

bulletNew HIARCS Chess Opening Book Subscription now available

Friday, 21st May 2010

bulletNew PC Chess HIARCS 13 UCI Single and Multi-core/processor products released!

Monday, 17th May 2010

bulletNew Deep Junior 11.2 UCI chess engine available now!

Tuesday, 19th April 2010

bulletNew Sigma Chess 6.2 HIARCS 13 for Apple Macintosh Computers available now!

Sunday, 14th March 2010

bulletNew Deep Junior 11.1a UCI chess engine available now!

Wednesday, 10th March 2010

bulletNew Deep Junior 11.1 UCI chess engine available now!

Monday, 8th March 2010

bulletNew Deep Junior 11.1 UCI chess engine available soon

Wednesday, 11th November 2009

bulletFree update for HIARCS Palm Chess Pro owners to version 12.1u

Monday, 28th September 2009

bulletDownload free HIARCS 12.1 Chessbase opening book in ctg format 23Mb  Chessbase GUI on PC needed to read book

Tuesday, 22nd September 2009

bulletHIARCS 12.1 for Pocket PC chess achieves highest ever rating for a mobile device of 2749 Elo on official SSDF rating list

Saturday, 19th September 2009

bulletThe 1992 HIARCS 1.0+ for PC Windows/Dos is available for free download on our free chess software page.

Friday, 28th August 2009

bulletHIARCS Chess for the iPhone and iPod Touch finally available on the Apple App Store.

Saturday, 15th August 2009

bullet HIARCS on Pocket PC wins 2009 Mescusor Cup in Buenos Aires, Argentina ahead of Grandmasters, while scoring an incredible undefeated 9½/10 points and 2938 Elo performance rating!

Monday, 7th June 2009

bulletHIARCS wins the 9th International CSVN Tournament in Leiden, The Netherlands, June 2009.

Sunday, 8th March 2009

bulletMuch anticipated HIARCS Palm Chess Pro finally released. Read more about our latest HIARCS chess program for Palm devices here.

Thursday, 1st January 2009

bulletNew discount pricing on PC, Mac, Pocket PC products.

Sunday, 14th December 2008

bulletA free update for PC customers to Hiarcs 12.1 is available on the PC download page here.

Wednesday, 3rd December 2008

bulletThe new Pocket Chess HIARCS for CEBoard product released. Now Pocket PC chess users can have the strongest chess program native on their Pocket PC.

Friday, 28th November 2008

bulletHIARCS Chess Software price reductions on every product. Mac and PC multiprocessor products reduced by $20 for a limited time.

Monday, 17th November 2008

bulletHIARCS was runner-up in the 28th Dutch Open Computer Chess Championship. HIARCS was running on a single computer and it's only defeat was to a 40 core, 5 computer cluster "super computer".

Monday, 26th October 2008

bulletNew pages about the superb Palm HIARCS' match win over GM Dusan Popovic.

Monday, 6th October 2008

bulletHIARCS was runner-up in the World Computer Chess Championship despite being outgunned by much faster hardware clusters. HIARCS was running on a single computer and it's only defeat was to a 40 core, 5 computer cluster "super computer".

Monday, 1st August 2008

bulletHIARCS 12.1 is the new engine for Pocket Fritz 3.

Sunday, 15th June 2008

bulletSigma Chess 6.1.6 HIARCS 12.1 now available: read more about Sigma Chess HIARCS here

Monday 5th May 2008

bulletHIARCS wins 17th International German Computer Chess Championship ahead of a World class field

Wednesday, 2nd April 2008

bulletHIARCS 12 UCI SP and MP now available: read more about HIARCS 12 UCI here!

Friday, 28th March 2008

bulletHIARCS 12 UCI SP and MP web pages are now available: read more about HIARCS 12 UCI here!
HIARCS 12 UCI single and multi-core/processor versions available to existing customers NOW.
Available publicly soon.

Monday, 31st December 2007

bullet HIARCS wins 17th International Paderborn Computer Chess Championship!

Friday, 16th November 2007

bulletPalm Chess HIARCS 9.7 now available (free update for existing customers): read more about HIARCS for Palm Chess here!

Monday, 13th August 2007

bulletSigma Chess 6.1.5 HIARCS 11.2 is now available (free update for existing customers): read more about Sigma Chess HIARCS 11 here!

Tuesday, 31st July 2007

bulletNew HIARCS Forums launched for discussions of HIARCS computer chess, chess and wider subjects with regular competitions and special discounts for registered members. Visit the HIARCS Forums here.

Thursday, 26th July 2007

bulletFree update to HIARCS 11.2 now available, read more on the HIARCS 11.2 UCI page.

Friday, 8th June 2007

bulletFree setup installers now available for the original Hiarcs versions from 1981 and 1983. You will find them on our free chess software page.

Friday, 11th May 2007

bulletWe have a winner of the resurrect HIARCS challenge!

Friday, 27th April 2007

bulletSource code for HIARCS 0.5 from 1983 now available together with a special prize offer now including a £250 Novag Citrine!

Thursday, 26th April 2007

bulletSource code for HIARCS 0.3 from 1981 now available together with a special prize offer.

Sunday, 22nd April 2007

bulletPreparations underway for the free chess software giveaway of older HIARCS chess products. We hope this will include the versions from the early 1990s like Hiarcs 1, 2, 2.1, 3.0 etc. Just to clarify, sorry we will not be giving away any of our latest software products! 

Tuesday, 10th April 2007

bulletSigma Chess 6.1.4 HIARCS 11 is now generally available: read more about Sigma Chess HIARCS 11 here!

Monday, 2nd April 2007

bulletSigma Chess HIARCS 11 is now available for existing owners: read more about Sigma Chess HIARCS 11 here!

Wednesday, 21st February 2007

bulletHIARCS 11.1 UCI version which became ICC Computer Chess Blitz Champion 2007 is available as a free update for HIARCS 11 customers. All customers should of received an email about this update.

Tuesday, 20th February 2007

bulletHIARCS 11 UCI is Internet Chess Club Computer Chess Blitz Champion 2007.

Wednesday, 6th December 2006

bulletHIARCS 11 UCI and HIARCS 11 MP UCI web pages are now available: read more about HIARCS 11 UCI here!
HIARCS 11 UCI single and multiprocessor versions available to existing customers NOW.
Available publicly Monday 11th December 2006.

Monday, 6th November 2006

bulletThe first prototype Deep Hiarcs MP version wins trophy for 3rd place in Dutch Open Championship in Leiden, The Netherlands. Impressively coming above well known programs like Deep Shredder 10, Fruit X, Deep Gandalf, Deep Sjeng and The King. Despite some hardware problems this was a good first outing for Deep Hiarcs MP considering the software only ran in multiprocessor form a week ago!

Monday, 30th October 2006

bulletThe first ever Deep Hiarcs multiprocessor version now running on our development machines just in time for the Dutch Open in Leiden!

Thursday, 28th September 2006

bulletHIARCS UCI X54 32 and 64 bit free updates for HIARCS UCI owners now available: read more about HIARCS UCI here.

Tuesday, 30th May 2006

bulletHIARCS UCI now available to buy online: read more about HIARCS UCI here.

Thursday, 6th April 2006

bulletHIARCS for Palm wins a GM master tournament in the Philippines, see the report and games.

Friday, 17th March 2006

bulletSome outstanding games played by HIARCS for Palm in the independent SSDF testing can be seen and played through online. HIARCS for Palm is the world's top rated Palm chess program.

Monday, 27th February 2006

bulletSome outstanding games played by PC HIARCS 10 in the independent SSDF testing can be seen and played through online. Hiarcs 10 is the world's top rated chess program on the Selective Search rating list.

Sunday, 12th February 2006

bulletNew results added to the Ratings and Results page for Palm. PC HIARCS 10 achieves 2845 Elo on SSDF rating list with highest winning percentage of any chess program.

Thursday, December 29th 2005

bulletNew Sigma Chess 6.1.3 HIARCS 10 released. Sigma chess now supports engine-engine matches!

Monday, December 12th 2005

New products all round:
bulletA new Palm HIARCS 9.6 is now available!
bulletMac HIARCS 10 now available for free to registered customers!
bulletPC HIARCS 10 in production and available very soon!

Wednesday, September 14th 2005

bulletNews about a new PC prototype of HIARCS

Friday, 8th July 2005

bulletNew results added to the Ratings and Results page.

Friday, 10th June 2005

bulletNew pages about Palm HIARCS running on Pocket PCs!

Tuesday, 7th June 2005

bulletNew pages about the superb Palm HIARCS' match win over GM Sergey Volkov.
bulletGeneral web page updates.

Sunday, 29th May 2005

bulletNew results against dedicated chess computers added to the Ratings and Results page.

Saturday, 7th May 2005

bulletNew results added to the Ratings and Results page. Sigma Chess HIARCS is compatible with the new Mac OS 10.4 Tiger release.

Tuesday, 8th March 2005

bulletNew results added to the Ratings and Results page including downloadable games and estimated ratings for all the top Palm & Pocket PC software. Fantastic results in defeating all the strongest dedicated chess computers. Ratings now based on 436 games!

Sunday, 13th February 2005

bulletNew "Why Choose HIARCS?" page added (Thanks Richard!)

Monday, 7th February 2005

bulletNew results added to the Ratings and Results page including downloadable games and estimated ratings for all the top Palm & Pocket PC software. Ratings now based on 384 games.

Tuesday, 25th January 2005 

bulletUpdated pages about the superb Palm HIARCS' match win over GM Jan Gustafsson.

Sunday, 23rd January 2005 

bulletUpdated Sigma Chess HIARCS 9.60 for Macintosh now available. Includes new Sigma Chess 6.1.1 GUI and HIARCS 9.60 UCI chess engine.

Sunday, 16th January 2005 

bulletNew Sigma Chess HIARCS 9.6 for Apple Macintosh computers is available now!

Wednesday, 12th January 2005 

bulletMade PGN databases of games available on the Palm Ratings and Results page where only cbv archives existed before.
bulletUpdates to Mac pages. Sigma Chess HIARCS Pro available within a week.

Sunday, 19th December 2004

bulletOur new Mac HIARCS product for Mac OS X will be available very shortly and promises to be the strongest and best featured chess software ever for Apple Macintosh computers.  You can read more about this exciting new chess program for Macs here
bulletResults and rating for Palm HIARCS have been updated based on 344 games.

Wednesday, 15th December 2004

bulletNew Palm HIARCS 9.5a Christmas update available here. Various other updates to our web pages have been made.

Sunday, 12th December 2004

bulletNew Palm HIARCS 9.5 competes in the CSS Online Masters 2005 against some of the fastest PCs! Find out more here.

Monday, 6th December 2004

bulletNew Palm HIARCS 9.5 version now released offering intermediate levels and other coaching enhancements. Find out more here.

Friday, 12th November 2004

bulletNew results against Tasc R30 and Mephisto Genius 68030 added to the Ratings and Results page. Ratings now based on 308 games.

Saturday, 18th September 2004

bulletNew articles and games detailing the evolution of HIARCS from its early beginnings in 1979 can be found in our new HIARCS pedigree section. New results added to the Ratings and Results page. Ratings now based on 288 games.

Thursday, 19th August 2004

bulletNew huge tournament book now available here. Rating list update based on 272 games here.

Monday, 16th August 2004

bulletNew larger opening books available here. Huge tournament book will be available later this week.

Sunday, 8th August 2004

bulletNew results added to the Ratings and Results page including downloadable games and estimated ratings for all the top Palm & Pocket PC software. Ratings now based on 260 games.

Tuesday, 3rd August 2004

bulletNew results added to the Ratings and Results page including downloadable games and estimated ratings for all the top Palm & Pocket PC software. A full rating list update will be done based on about 250 games this weekend.

Friday, 30th July 2004

bulletHIARCS 9.46 Palm Chess Software now available here. Free for registered customers.
bulletNew results added to the Ratings and Results page.

Friday, 23rd July 2004

bulletOfficial transfer from old ACC website including hit counter.

Saturday, 17th July 2004

bulletMany web pages updated including the front page and rating and results page.
bulletBased on customer results Palm Chess HIARCS on Tungsten T3 breaks through the 2600 Elo barrier.

Monday, 5th July 2004

bulletHIARCS 9.41 Palm Chess Software now available here. Free for registered customers.
bulletMany web pages updated including new test positions on the comparison page.

Friday, 2nd July 2004

bulletInclusion of Mac web pages from previous ACC site. Updates to Ratings and Results page.

Monday, 28th June 2004

bulletGeneral page updates and Palm Chess comparison.

Friday, 25th June 2004

bulletHIARCS 9.32 for Palm now available here.

Tuesday, 22nd June 2004

bulletHIARCS 9.31 for Palm now available here.

Monday, 21st June 2004

bulletNew look HIARCS web in place for release of Hiarcs for PalmOS based devices.

Thursday, 13th May 2004

bulletStrongest chess engine ever to run on PalmOS devices now in testing...
 

 

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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 © 1991-2014 Applied Computer Concepts Ltd. All rights reserved. Last modified: Tuesday March 18, 2014.
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