Skitch 1.0.7 - Share images, ideas and have fun with friends online; now Free.. (Free): Skitch allows you to take screenshots on your Mac, edit them and share them with others. It makes the sharing process seamless by making it a natural workflow to send the image (with edited arrows and other highlights helpful to your client) to them via email or automatic website uploads. It is especially popular with the designer community, as they show their clients rough drafts of their work in a nearly automated process. It makes it simple to work remotely with someone and pass on work revisions and get feedback quickly.