NitTray is a free, open-source Windows system-tray application designed to adjust the brightness of Apple Studio Display and Pro Display XDR monitors directly from your PC — no Mac required. It provides seamless control over connected Apple displays through USB or Thunderbolt connections, making it an essential tool for users looking to optimize their display settings on Windows 10 or 11.
Key Features:
Apple Display Support: Works with Apple Studio Display (1st and 2nd generation) and Pro Display XDR models.
Brightness Control via USB: Adjust brightness directly from your Windows PC without additional hardware.
Multi-Display Management: Lists each connected display individually, allowing independent brightness adjustments for multiple devices.
Windows Compatibility: Runs on both x64 and Arm64 architectures, supporting standard PCs and Windows-on-ARM devices like the Surface Pro X.
Winget Deployment: Install NitTray effortlessly using the Windows Package Manager with a simple command line.
Target Audience and Benefits:
Ideal for Apple Studio Display or Pro Display XDR users who need precise brightness control on their Windows PC. NitTray helps save time by eliminating the need to switch devices or use external tools, ensuring optimal display settings for productivity, content creation, or general use. With its system-tray design, it stays out of your way while providing quick access when needed.
Install NitTray via winget to enjoy seamless integration and automatic updates, making it a hassle-free solution for managing Apple displays on Windows.
README
NitTray
Adjust your Apple display's brightness from Windows.
NitTray is a free, open-source Windows app for adjusting the brightness of
Apple's Studio Display and Pro Display XDR without a Mac.
Supported Displays
Apple Studio Display (1st & 2nd generation)
Apple Studio Display XDR
Apple Pro Display XDR
Connect the display to your PC with a USB-C or Thunderbolt cable.
Arm64 — for Windows on ARM(Snapdragon X, Surface Pro X, and similar)
> [!NOTE]
> NitTray is code-signed. However, because it is a new application and has not yet
> established a Microsoft SmartScreen reputation, Windows may display a
> "Windows protected your PC" message the first time you launch it. Select
> More info, then Run anyway.
Build from Source
The src/app/README.md explains NitTray's USB/HID communication, display detection process, and how to build the application from source.
License
NitTray is licensed under the terms described in LICENSE.
For Pro Display XDR driver setup, NitTray includes libwdi, which is licensed under LGPLv3/GPLv3. Additional bundled components and their licenses are listed in THIRD-PARTY-NOTICES.md.
Support
NitTray is free and developed in my spare time. If you find it useful, please consider supporting its continued development:
Apple, Studio Display, Pro Display XDR, Mac, and macOS are trademarks of Apple
Inc. NitTray is an independent, unofficial project and is not affiliated with,
endorsed by, or sponsored by Apple Inc. Product names are used only to describe
the hardware NitTray works with.
