On-Screen Ruler - lightweight, free, semi-transparent ruler
Winwares - Winwares is an online software listing platform where people can easily get and review lots of opensource software, Backup and Recovery Software, Project Management Tools for Windows OS, Linux Distribution and MacOS.
Bluegrams Screen Ruler - A lightweight and configurable ruler tool for Windows Desktop.
Filehippo - Filehippo is your key to opening files that Windows claims are "in use by another user" or simply "can't be found." Avoid the hassle.
Meazure - What are the dimensions of that image? How big is this window?
Softonic - Softonic is a website that offers downloads for free software and games.