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ChessFX

ExtensionGames
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Overview

ChessFX transforms Chess.com with immersive audio, custom clocks, diary reviews, handwritten scoresheets, visuals, and clever tools.

ChessFX v2.4.39 Turn every Chess.com game into a more immersive, expressive and memorable chess experience. ChessFX enhances Chess.com with custom audio announcements, realistic chess clocks, cinematic game effects, performance controls, enhanced Game Review tools and a beautifully redesigned handwritten tournament scoresheet. During live games, ChessFX can react to key moments such as game starts, checks, time scrambles, draw offers, rating differences, openings, streaks, flags, wins, losses, draws and special achievements. Its intelligent audio queue helps announcements play in the correct order without unnecessary overlap. Choose between a realistic DGT digital chess clock and a traditional analogue chess clock, both designed to fit neatly above the board and remain readable at compact sizes. Adaptive Performance Mode helps reduce unnecessary background activity, with additional controls for Bullet games and lower-powered systems. After the game, the standard move list can transform into a realistic paper tournament scoresheet featuring: handwritten-style moves and move numbers paper texture, ruled lines and tournament details occasional human-like corrections and strike-through marks your real handwritten signature an opponent signature rendered from their Chess.com username ChessFX also expands the Game Review experience with Brilliant-move effects, accuracy announcements, missed-checkmate detection, cinematic replay features and Review This Moment diary entries. Saved moments can be revisited through the ChessFX Diary Library, complete with notes, images and voice recordings. Highlights: 1. Extensive custom sound and announcement system 2. Realistic DGT digital and analogue chess clocks 3. Handwritten paper scoresheet presentation 4. End-of-game player signatures 5. Review This Moment diary and saved-game library 6. Brilliant-move and Game Review enhancements 7. Custom background image/gif, cursors, HUD controls and visual effects 8. Adaptive, Classic and Bullet performance options 9. Searchable settings dashboard 10. Fine control over sounds, popups, effects and triggers ChessFX is highly configurable, allowing individual features to be enabled, disabled or adjusted according to your preferred playing style. ChessFX is an independent browser extension and is not affiliated with, endorsed by or sponsored by Chess.com.

Details

  • Version
    2.4.17
  • Updated
    August 1, 2026
  • Size
    58.44MiB
  • Languages
    English (United States)
  • Developer
    Durian Defense
    Section 19 Petaling Jaya, Selangor 46300 MY
    Website
    Email
    boonsengkam@gmail.com
  • Non-trader
    This developer has not identified itself as a trader. For consumers in the European Union, please note that consumer rights do not apply to contracts between you and this developer.

Privacy

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The developer has disclosed that it will not collect or use your data.

This developer declares that your data is

  • Not being sold to third parties, outside of the approved use cases
  • Not being used or transferred for purposes that are unrelated to the item's core functionality
  • Not being used or transferred to determine creditworthiness or for lending purposes

Support

For help with questions, suggestions, or problems, visit the developer's support site

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