HIARCS Chess Software for PC Windows, Apple Mac and iPhone/iPad Palm Chess HIARCS9
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

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Palm Chess FAQ
Palm Ratings & Games
HIARCS Features
Download HIARCS9

The Palm Chess HIARCS 9 series has now been upgraded to the formidable 12.1 version which you can find here.

Palm Chess HIARCS - The Strongest and best featured PDA Palm Chess Program!
Suitable for ALL players from beginners to strong Grandmasters with human like play and coaching. 
Palm HIARCS 9.7 now available!

Palm HIARCS has now be upgraded to the HIARCS Palm Chess Pro 12.1 version.

"In my view PALM HIARCS has the best range of FEATURES for all players beginners, hobby, club, master, with TIGER 2nd in this category, while HIARCS has easily the TOP PLAYING STRENGTH, with GENIUS 2nd.Palm Chess comparison by Eric Hallsworth, Selective Search Magazine


Palm Chess HIARCS challenges and defeats 3 top Grandmasters!

Palm Chess HIARCS defeats all competitors on Palm and Pocket PC (more...)

Palm Chess HIARCS wins Philippines GM/Master Tournament!

The strongest and most successful handheld chess player in history!

HIARCS Championship Chess for Palm is the must have palm chess product for Palm OS based PDAs and Smart phones bringing top chess strength and features to the Palm for the first time. HIARCS is the strongest  and best featured Palm chess program ever to run on PalmOS PDAs as seen on the Palm Chess ratings and results and features pages. To see a comparison of the strongest chess programs on the Palm please go to our comparison page.

With the pedigree of a past World Chess Software Champion, HIARCS Chess for Palm offers the premier chess engine to learn from, analyse with or simply play against. Great features for beginners to help learn and improve their game including weaker levels tailored for realistic opposition and rapid learning, a coach and a rating system to measure and report progress. In fact HIARCS for Palm Chess makes a perfect travelling companion for players of all strengths and all ages.

Key features:

bulletStrongest ever chess program in a PDA, GM strength in the Palm of your hand!
bulletUnlimited beginner, intermediate and advanced levels challenging all players.
bulletCoach to teach moves, watch your games, point out mistakes and give hints.
bulletBuilt in Elo rating monitor rates your play and measures your progress.
bulletInterfaces with desktop software using PGN format import and export.
bulletUnlimited levels and time controls for Blitz, Active, Fischer and Tournaments.
bulletNumerous opening books with latest opening theory for study and preparation.
bulletHigh res, colour graphics, multiple boards sizes, piece sets and VCR controls.

Take HIARCS for Palm anywhere and everywhere: the perfect travel companion for coaching, preparation and playing!

HIARCS runs on any PalmOS based device running PalmOS 3.5 or later, see the compatibility list for details of the PDA devices supported, but don't just take our word for it, why not download the FREE demo version of HIARCS for Palm and see for yourself! 

Three steps to chess enjoyment:
1) Download HIARCS for Palm PDAs and TRY IT for FREE
2) If you like it BUY IT here
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!

To register you simply send the unique registration code (given by HIARCS when it is running on your device) to us with your name, PDA used and the invoice reference number. By return email we will send you a key to unlock ALL the features.

Hiarcs comes with both 68K and ARM native chess engines to maximize your handheld computer performance and includes a free tournament book. Further opening books will be made available to registered owners for free on the Palm chess download page.

If you have an ARM based PDA no other chess program comes close to HIARCS for sheer chess strength, features and enjoyment. Why not check out the features of HIARCS Palm Chess here or a comparison of the best Palm chess software here

Click image for screen shot or click here for more screen shots

Chess Strength

HIARCS for Palm Chess is clearly stronger than all other chess software on Palm and Pocket PC PDAs scoring at least 70% against any opposition. On the latest ARM based handhelds HIARCS for Palm plays at an estimated strength of SSDF Elo 2614 (Grandmaster strength).

We have a rating list detailing the strength to expect for HIARCS on different Palm PDAs. You can see this and the results and games it is based on by going to our ratings and results page which shows how Palm Chess HIARCS dominates other Palm and Pocket PC PDA chess programs.

HIARCS Palm Chess also has many weaker levels tailored to those new to the game and those seeking to improve. In fact HIARCS Palm offers a huge range of chess opponents from complete beginner (700 Elo) all the way up to Grandmaster!  Learn from the best and improve your chess fast!

HIARCS on Palm PDA defeats world top 100 GM in Match

22nd-24th January 2005, HIARCS 9.5 on a Palm PDA played a four game internet match against the strong Grandmaster Jan Gustafsson of Germany. GM Jan Gustafsson is a rapidly rising GM with a FIDE rating of 2616 Elo which puts him in the top 100 chess players in the world!  HIARCS on Palm PDA scored a sensational match win 3-1 with 2 wins and 2 draws achieving an unprecedented 2809 Elo performance rating (for comparison in Jan 2005 Garry Kasparov rates at 2804 Elo)

The match took place on the Chessbase Play Chess Internet Server in the machine room. The rate of play was game in 30 minutes with 10 seconds extra per move.

All the games were hard fought and our respect goes to GM Jan Gustafsson for taking up the challenge and playing for the win in each game. You can play through all games here or each game individually below:

Game 1 - 22nd Jan 2005: GM Jan Gustafsson v HIARCS on Palm (click to see game)

Game 2 - 22nd Jan 2005: HIARCS on Palm v GM Jan Gustafsson (click to see game)

Game 3 - 24th Jan 2005: GM Jan Gustafsson v HIARCS on Palm (click to see game)

Game 4 - 24th Jan 2005: HIARCS on Palm v GM Jan Gustafsson (click to see game)

This is the first time in history that a handheld chess program has won a match with a GM.

HIARCS on Palm defeats top Russian GM Sergey Volkov 3-1

2nd June 2005, HIARCS 9.5 on Palm PDA played a four game internet blitz match against the strong Russian Grandmaster Sergey Volkov who is rated 2682 Elo on the play chess server. HIARCS on Palm PDA scored another sensational match win 3-1 with 2 wins and 2 draws achieving an incredible 2875 Elo performance rating.

The match took place on the Chessbase Play Chess Internet Server in the machine room. The rate of play was game in 5 minutes with 3 seconds extra per move.

You can play through all the games of the match here

HIARCS on Palm defeats Polish GM Piotr Bobras 3-1 in Match

16th September 2005, HIARCS 9.5 on Palm PDA played a four game internet rapid match against the Polish Grandmaster Piotr Bobras. HIARCS scored another sensational match win 3-1 with 2 wins and 2 draws. HIARCS on Palm has now played 12 games against strong Grandmasters achieving a superb record of 6 wins, 6 draws and no losses! 

The most successful handheld chess player in history!

You can play through all the games of the match here


The HIARCS Palm Chess product is compatible with all PDAs running Palm OS 3.5 or later. There is a detailed list of devices on our Palm Chess FAQ page.


Many people have helped the HIARCS Palm Chess product through countless hours of testing and valuable feedback suggestions which we have used to improve the product features. Special thanks must go to Didzis Cirulis, Eric Hallsworth, Thorsten Czub, Djordje Vidanovic, and Bryan Whitby (for the 3D effect chess pieces).

Without these people HIARCS for Palm PDAs would not be the product it is today. THANK YOU!


News, Press & Customer Review/comments
  November 2007
New Palm Chess HIARCS 9.7 update - free to registered customers

April 2006
HIARCS for Palm Chess tops the Congress Pichay Invitational ahead of 2 GMs, 8 IMs, 5 FMs and 18 NMs!

February 2006
HIARCS 9.6 is top rated PDA chess program on SSDF rating list.

September 2005
HIARCS on Palm defeats Polish GM Piotr Bobras 3-1 in 4 game match!

June 2005
HIARCS on Palm defeats top Russian Super-GM Sergey Volkov 3-1 in 4 game match!

May 2005
HIARCS on Palm outperforms all other Palm chess programs in tournament with dedicated chess computers. 

January 2005
HIARCS on Palm defeats Grandmaster 3-1 in 4 Game Internet Match for a 2809 Elo performance rating!

"Strongest program, great time controls... feature-rich ... definitely my personal favorite." Palm Chess PDA comparison by Charles Fishburn

"Palm HIARCS is a must for Palm users because it has many more features and plays much stronger than it's competitors." - Palm & Pocket PC chess review (in German) c't Magazine

Rated best featured and top Palm Chess program
- Palm & Pocket PC chess review (in German) Computerschach & Spiele Magazine

"Palm HIARCS is clearly the strongest engine for handheld devices" - David Bigler

It is the best Palm program (I have them all) and the strongest" - Henri Arsenault

"A truly world-class achievement in chess software development" - Bob Newell

"I've used Chess Tiger for years and always thought it was great but HIARCS blows it out of the water. It has many more features and is very user friendly. It was worth every penny!" -
Mike Willett

"I've played with Chessmaster, Chess Tiger, Chess Genius, 9.95 Chess and a couple of others on the Palm. HIARCS plays an amazingly humanlike game in comparison. It's exactly what I wanted and missed in all the others." - Lea Hudson

Selected HIARCS on Palm Screen Shots






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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

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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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