fontsmoothingadjuster
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Description:
Re-enable the font smoothing controls
Type: Cask  |  Latest Version: 2.0.0@0  |  Tracked Since: Dec 17, 2025
Links: Homepage  |  formulae.brew.sh
Category: System utilities
Tags: font-rendering macos typography accessibility system-utilities
Install: brew install --cask fontsmoothingadjuster
About:
FontSmoothingAdjuster is a utility that restores font smoothing controls on modern macOS versions, specifically targeting macOS Big Sur and later where Apple removed these settings. It enables users to fine-tune subpixel antialiasing and font rendering to their preference, helping those who find the default rendering too thin or blurry.
Key Features:
  • Restores hidden font smoothing controls in System Preferences
  • Supports macOS Big Sur 11.0 and newer versions
  • Provides GUI for adjusting font smoothing thresholds
  • Works with both Retina and non-Retina displays
Use Cases:
  • Users who prefer older macOS font rendering styles
  • Developers and designers needing precise font appearance control
  • Accessibility users requiring specific text rendering settings
Alternatives:
  • TinkerTool – Broader macOS customization tool that includes font smoothing options among many other system tweaks
  • DefaultKey – Manual defaults command-line tool requiring terminal knowledge to adjust font smoothing values
Version History
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