Free screen ruler โ no sign-up
A pixel-accurate ruler for checking spacing, comparing sizes, or measuring a screenshot โ in px, inches, or cm.
Measure padding, margins and gaps between elements on a design or a live page.
Line up two icons, buttons or images to see exactly how their sizes differ.
Drop in a screenshot and measure any region of it down to the pixel.
Use the ruler strips as a real, accurately-scaled ruler against anything on your monitor.
Match a credit card on screen to your real one, or enter your screenโs specs, for accurate inches and cm.
Use the ruler strips against anything on your screen, or draw measurement boxes directly on a screenshot.
Every measurement is shown live in pixels and your chosen physical unit.