Social Image Resizer Tool is a free, easy to use utility for converting your images into profile pictures, icons or banners. Social Image Resizer Tool Do you ever get frustrated trying to format an image for your Facebook, Twitter, or other site’s picture or header? Me too. I’m not sure how many times I tried to format my Twitter header and gave up. But using this tool . . . success! It is easy to use and supports images sizes for Facebook, Titter, Google+, and Favicons.