PixelSnap - Measure every pixel on your screen with ease ✨
xScope - xScope is an excellent utility that is used to measure the graphic layouts or any application’s dimensions for checking the operating systems’ compatibility with the desktop screen.
QuickLens - Inspect the UI of apps, illustrations & websites like a pro
PixelSake - PixelSake is an excellent screen management program that allows users to select the different icons, objects, applications’ interface, and more with easy-to-use cropping tools or personalized specifications.
EpicRuler - An impressive set of design utility tools to measure distance, dimension, position, pick colors, test contrast and align elements, anywhere on your screen.
Dimensions - Dimensions is a browser extension for coders to measure screen dimensions.