Ok gimp may sound like a silly name, but for a free Photoshop alternative that doesn't suck it's the best out there.
I know most of us have used MS paint like for 10 minutes at least once and you might have realized you cant save files in particular formats or change the color output, image pixel size and so on.

Definition: GIMP is the GNU Image Manipulation Program

Program download site: http://www.gimp.org/
Tutorials can be found here: http://www.gimp.org/tutorials/

Posted in Labels: free graphic software, photoshop, windows paint