HIARCS Chess Explorer Pro for Mac

The best Mac software for chess database, analysis and game playing
HIARCS 15 series chess engines, huge advance in Elo rating
Suitable for all players: Beginners to the World Chess Champion with human-like play
Platform: Runs on Intel and M1/M2/M3 based Apple Mac OS 10.14 Mojave or later - including latest macOS Sonoma and Retina Graphics
Playing ability: Beginner (750 Elo) to World Champion strength and beyond (3450+ Elo)† with human-like play
Languages: English, Dutch, French, German, Italian, Polish, Portuguese, Russian and Spanish

"Clearly the best chess software for the Apple Macintosh" - Chess Magazine

"I prefer using HIARCS Chess Explorer to Chessbase" - John Saunders, Chess Editor of Chess Magazine for many years.

HIARCS Chess Explorer Pro a highly advanced chess database, analysis and playing program for Apple Mac computers - the established best chess software for Mac OS. It offers a very powerful user interface with the strongest ever HIARCS chess engine and world class chess database capabilities. This advanced software supports major chess database formats from Chessbase (CBH and CBV), the PGN chess standard and the new fast and powerful HCE format which supports huge databases only limited by memory, instant searching, chess tree, opening reports and much, much more. Move your chess forward with the best chess software for macOS. This unique combination offers easy to use features managing chess databases, preparation, analysis, play, openings and training for players of all abilities from beginner to Grandmasters and beyond.
March 2024: HCE Pro v1.3 with new HIARCS 15.3 chess engine for all macOS Mojave to the latest macOS Sonoma.

Single-Core
£62.45
$79.95
€74.95
  • HIARCS 15 series engine - 3300 Elo†
    Occasional engine updates
  • Uses PGN, HCE, PDF, EPUB, HTML
    Reads Chessbase CBH/CBV/CTG
  • Millennium electronic chessboard support and MasterBase database
  • GM online book
    (6.5 million positions)
  • Single Core Performance
  • 1,000GB online endgame tablebases
  • 1 year online book access
Multi-Core
£89.95
$119.95
€99.95
  • Deep HIARCS 15 series engines
    3400+ Elo† with updates via HCE Pro
  • Uses PGN, HCE, PDF, EPUB, HTML
    Reads Chessbase CBH/CBV/CTG
  • Millennium eBoard support and
    MasterBase game collection
  • GM+ online book
    (15.5 million positions)
  • Multi-core Performance to 16 cores
  • 1,000GB online endgame tablebases
  • 1 year online book access
Premium
£124.95
$169.95
€149.95
  • Latest Deep HIARCS 15 series engines
    3450+ Elo† + 1 year of HIARCS X updates
  • Uses PGN, HCE, PDF, EPUB, HTML
    Reads Chessbase CBH/CBV/CTG
  • MasterBase game collection
    and Millennium eBoard support
  • GM++, H-Ref & Tourn online books
    2024 (120 million pos)
    1 year
  • Multi-core Performance to 32 cores
  • 1,000GB online endgame tablebases
  • Extends 1 yr online book access

Existing Mac HIARCS Chess Explorer customers are eligible for a discount. This is ONLY available through the HIARCS Chess Explorer Mac OS App.
Please launch HCE and you will find a popup notification with the discount.


HIARCS Chess Explorer Pro is a software download product fulfilled immediately by email with online activation. It is the ultimate chess application for Mac OS with a world class chess user interface, chess engines and chess games databases, opening books and endgame tablebases.


Key features include: