Snipshot is a free application to edit your images online. It is used to do small corrections in pictures like Resize, Crop, Rotate, Enhancement with an option to undo the changes. This free online image editor comes as a browser addon or a simple bookmarklet code. It will be used to edit images from any WebPages easily.
You can do all your edits to your image and can save them to email or any free host or can even save to your computer in many formats like GIF, JPG, PDF, PNG, PSD, TIF. You can edit big pictures upto 10MB in size and 25 Megapixels. Here is a list of important features..
There is a website where you can simply convert your photo to sketch or painting or drawing or B&W with different colors with maintaining actual size..
And that is totally free……
http://www.snapstouch.com/