Many a times when designing web pages or even images it becomes a necessity to size according to pixels or lets say you found an image on web and want to find how many pixel it is ? Pixel window is an AIR based application which helps you measuring the pixel size of any window, image etc quickly. All you will need to match the corners with the object you want to measure.
Since it is an AIR based application it works on any operating system which has AIR installed and if you hate using mouse, Use your arrow keys to “fine tune” the ruler’s position and size either by one pixel, or by five.
Related : Download Printable Paper Rulers