Based in the United Kingdom, TinyGrab is a dead simple but yet impressive and powerful screenshot sharing tool for Macs. Basically, what this application does is that it enables you to take a normal screenshot by pressing Cmd-Shift-4 on your keyboard and the clever system will then upload the image automatically to their servers in under 30 seconds and a short URL to the image is placed in your clipboard. With the shortened URL, you can share it with your friends or co-workers on IMs, social networking platforms such as Facebook, Twitter and MySpace or even in emails. As simple as that…