If you’re comfortable with the terminal:

McQuay Duct Sizer is a software tool used for calculating duct sizes in HVAC (Heating, Ventilation, and Air Conditioning) systems. It helps engineers and designers size ducts for optimal performance and efficiency. The software was developed by McQuay International, which is now part of Daikin Applied Systems.

The does not have a native macOS application; however, HVAC professionals can run similar mobile tools on modern Macs or use translation layers for the original Windows version. Compatibility and Native Options

Software availability can sometimes be limited for specific platforms, especially for specialized tools like McQuay Duct Sizer. If you're having trouble finding a version that works on Mac, here are a few strategies:

You can download the HVAC Duct Sizer by Carmel Software Corporation directly from the Mac App Store. It is a universal app that requires macOS 12.5 or later and an Apple M1 chip or newer.

Q: Can I run McQuay Duct Sizer on a Mac using Boot Camp? A: Yes, you can install Windows on a Mac using Boot Camp and run McQuay Duct Sizer.

For most Mac users, the most efficient method is using a compatibility layer like or a polished commercial version such as CrossOver (CodeWeavers). Unlike a full virtual machine, Wine translates Windows API calls into macOS native commands on the fly.

: Available on the Apple App Store , this app is designed for iPhone/iPad but can run on Apple Silicon (M1/M2/M3) Macs .