ScreenRuler
Measure pixels, sizes, distance
Measure anything on your Mac screen, pixel by pixel. Fast, precise, and always a click away. ScreenRuler is a simple, precise on-screen measuring tool for your Mac. Place a movable ruler anywhere on your display to measure the size of UI elements, images, icons, layouts, and anything else on screen — right down to the pixel. Whether you're a designer checking spacing and alignment, a developer verifying dimensions, or just curious how big something is, ScreenRuler gives you instant, accurate readings without leaving your current app. FEATURES • Measure any area of your screen in pixels • Horizontal and vertical measuring • Drag and reposition the ruler freely • Lightweight and always available in your menu bar • Clean, distraction-free interface No sign-up, no clutter — just open ScreenRuler and start measuring.
4 reasons it's different.
Measure any area of your screen in pixels with horizontal and vertical readings.
Drag and reposition the ruler anywhere on your display.
Lightweight and instantly available whenever you need it.
A simple interface that stays out of your way while you work.
The technical bits.
Built for Mac. Tiny binary, on-device intelligence, no telemetry.
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