雷思软件

A lightweight and configurable ruler tool for Windows Desktop. Measure the size of elements on the screen in pixels, centimeters, inches and points. Move and resize precisely using the mouse or the keyboard and add custom marking lines.

PixelSnap is an app for macOS that makes it easier for designers and web-developers to measure anything on their screens by just clicking and dragging around the cursor.

Measure Schmeasure 是一款简单的屏幕尺子，可用于在任何应用程序中测量像素之间的宽度或高度。只需加载即可开始测量。

EpicRuler is and app for Mac and Windows that helps you to measure any dimension or distance on your screen. It detects objects and snaps to their edges automatically. Using the snappable guidelines you can also align things quickly in any app.