On-Screen Ruler - lightweight, free, semi-transparent ruler
emailexpert - The all new emailexpert.com for CRM, Marketing & Privacy professionals. The email industries secret resource since 2008 rethought, reworked and relaunched.
Meazure - What are the dimensions of that image? How big is this window?
G2 Crowd - G2 Crowd is a peer-to-peer, business solutions review platform
Bluegrams Screen Ruler - A lightweight and configurable ruler tool for Windows Desktop.
Email Experts - This is an example page.