If you'd like, I can help you find or a comparison of similar free alternatives (such as Free Ruler) to see if they meet your needs. PixelStick for Mac Navigators

Features vertical and horizontal guidelines to help with alignment and layout. Technical Requirements

Fully optimized for Retina displays and multiple monitor setups.

Some software repositories list a trial version, and developers sometimes allow users to run the app to test its features before purchasing.

Unlike standard rulers that only work within specific design apps like Photoshop, PixelStick works over any window or desktop area.

Compatible with macOS 10.6 through macOS 13.0 or higher.

Measure in real-world units like inches, centimeters, or miles by setting a custom scale based on a known distance.

PixelStick 2 is a professional on-screen measurement tool for Mac, primarily used for measuring distances, angles, and colors across any application. While often searched for as a "free download," the software is officially a paid application developed by Plum Amazing .