Version 0.1.20 · May 6, 2026

Download Chess Lens

Free desktop chess analysis for macOS and Windows. No account required. Runs entirely on your machine.

macOS

10.15 Catalina or later

Intel & Apple Silicon (Universal)

362.7 MB · .dmg installer

Download for macOS

Windows

Windows 10 or later (64-bit)

x64 architecture

384.1 MB · Windows installer

Download for Windows
View release notes on GitHub

System Requirements

macOS

  • macOS 10.15 Catalina or later
  • Intel or Apple Silicon
  • 4 GB RAM minimum (8 GB recommended)
  • 500 MB available disk space
  • Internet required only for game sync

Windows

  • Windows 10 or later (64-bit)
  • x64 processor
  • 4 GB RAM minimum (8 GB recommended)
  • 500 MB available disk space
  • Internet required only for game sync

Installation

macOS

  1. Download the .dmg file above
  2. Open the downloaded .dmg
  3. Drag Chess Lens to your Applications folder
  4. Launch Chess Lens from Applications
  5. On first launch, macOS may ask you to confirm — click Open

Windows

  1. Download the Windows installer above
  2. Run the installer
  3. Follow the on-screen setup steps
  4. Launch Chess Lens from the Start menu
  5. If Windows SmartScreen appears, click "More info" then "Run anyway"
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