Yardstick Plus

Yardstick Plus screenshots

A simple utility that helps you measure anything that shows up on your screen.
Yardstick Plus 1.2 : Yardstick Plus screenshot

Alternative downloads

ConverTable Units
2.8.4
Simple application to convert various units.
Aqua Command-Line Tools
1.0
Provides point-and-click user interfaces for controlling the command-line tools.
Measure
1.1
Professional unit-savvy calculator for Mac OS.