Fii is a completely free online sharing application which brings visualization to your online conversation. You can show your co-worker, friend, teacher, boss, parents or whomever you want a part of your screen with a single mouse click.

Image Tools is described as 'Screen capture, file sharing and image processing tool. It features multi-threaded batch image resizing, conversion, cropping, flipping/rotating, watermarks, decolorizing (grayscale, negative, sepia), and optimizing' and is a screenshot capture tool in the photos & graphics category. There are more than 25 alternatives to Image Tools for a variety of platforms, including Windows, Linux, Web-based, Google Chrome and Mac apps. The best Image Tools alternative is Greenshot, which is both free and Open Source. Other great apps like Image Tools are Lightshot, Evernote Web Clipper, Spectacle and Screenshot Captor.
Fii is a completely free online sharing application which brings visualization to your online conversation. You can show your co-worker, friend, teacher, boss, parents or whomever you want a part of your screen with a single mouse click.

You grab Screens or Windows using the standard PrtScn and Alt-PrntScn keys and MGrab will intercept the saved data as it is sent to the clipboard and put it into your chosen folder as a BMP or JPG file leaving the clipboard free for you to take another screenshot.