HIARCS Chess Software for PC Windows, Apple Mac and iPhone/iPad PC Deep Junior
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PC Deep Junior Yokohama UCI Chess Engine

The World Computer Chess Champion chess engine for PC MS Windows
Suitable for all players including the World Chess Champion
Platform: PC MS Windows™ XP, Vista, Windows 7, 8, 10 & 11 (32 and 64 bit)
Playing ability: World Chess Championship strength (3200+ Elo)†  
Engine authors: Amir Ban and Shay Bushinsky, Opening book author: GM Alon Greenfeld

Deep Junior Yokohama is the World Computer Chess Champion and is as aggressive and attacking as ever with a wonderful sense for king attacks and dynamic play - an essential partner for any attack minded chess player. The Deep Junior chess program is unique in its understanding of compensation and therefore chess players of all standards can use Junior to gain a deep insight into their games and prepare new exciting lines involving sacrifices with confidence. The chess knowledge has naturally also been improved so the Deep Junior series are the strongest ever and capable of supporting up to 40 cores simultaneously for the ultimate performance.

Key features:

bulletDeep Junior Yokohama multi-processor UCI chess engines (32 & 64 bit)
bulletIncludes Deep Junior 13 and 13.3 chess engines!
bulletNew strongest ever Deep Junior chess engine
bulletRetains Deep Junior's enterprising and entertaining playing style in strongest ever setting
bulletSupporting up to 40 cores with a new and improved multiprocessing algorithm
bulletStrength Limitation feature adjusts playing strength to suit players from casual amateur to Grandmasters
bulletMany time World Computer Chess Champion and the program that drew match with Kasparov in 2003
bulletJunior CTG opening book by GM Alon Greenfeld (2010 Chess Olympiad bronze medalist)
bulletIntegrated engine book for use where ctg cannot be used
bulletFull set of configurable Deep Junior UCI engine parameters
bulletEmailed delivery, discounted renewals

Deep Junior Yokohama UCI is a PC Windows software download product only. It requires a UCI compatible chess GUI such as HIARCS Chess Explorer, Fritz, Chessbase, Arena, Chess Assistant, Shredder, Chess Partner etc.

Play through the exciting Kasparov-Deep Junior match games here.

Price*: £37.50 / 41.50 / $49.95    

Deep Junior Yokohama UCI for PC (Full multi core/processor version)
The current World Computer Chess Champion Deep Junior Yokohama
The ultimate Deep Junior chess engine - now capable of supporting up to 40 cores!
Includes older Deep Junior 13, 13.3 chess engines.

Opening book by GM Alon Greenfeld available by download after purchase (526Mb)
Engine download information and license emailed immediately after purchase

Click here to order Deep Junior Yokohama for PC Windows
Price*: £37.50 / 44.95 / $49.95


Thank you to GM Alon Greenfeld for his contribution of the excellent Deep Junior Opening Book.

Thanks also to a number of other supporters who prefer to remain incognito.

Photograph of Kasparov and Deep Junior by John Henderson, thank you.

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 Deep Junior chess engine.



† Highest performance reached depends on hardware/device used.
*VAT and local sales tax may be applicable. Prices given in GBP, USD and EUR are subject to change without notice.
Other currencies are subject to conversion rates from GBP.

Copyright © 1991-2019 Applied Computer Concepts Ltd. All rights reserved. Last modified: Monday November 08, 2021.