PicPick

截图工具, 图像编辑器

★4.3

提供多种屏幕截取选项，内置图像标注、颜色选取和调色板功能，精确测量工具（如尺子和量角器），快捷键自定义，剪贴板及多种格式支持，简洁的托盘访问、分享功能以及便携式操作。

Shottr

截图工具, 颜色选择工具

★4.7

Shottr 是一款小巧、快速、适合人类使用的截图应用，专为关注像素细节的用户设计。它采用 Swift 编写，针对 M1 芯片进行优化，目前完全免费。

PMeter

软件

PMeter 是一款非常实用的像素测量工具。市面上虽然有很多桌面尺子，但真正免费且质量良好的却很少。PMeter 是一款操作简单、易于使用的桌面尺子，可轻松在三种用户配置之间切换。

Screen Ruler

软件

简单的方法可以测量屏幕上两个点之间的距离。获取网页上元素的确切位置和大小。支持以像素、厘米、毫米、点、英寸或您自定义的单位进行测量。

PixelSnap 2

截图工具

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.

Bluegrams Screen Ruler

软件

★4.7

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.

Zzoom

颜色选择工具, 截图工具

★3

A free screen zoomer, color picker and image grabber, all in one!.

EpicRuler

截图工具

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.