The free software here allows you to edit images and photos and also create new images.
Paint.net is a free image/photo editor and creation software. It offers easy to use toolbars, a layer manager, a history window and many other effects to let you easily edit and create images and it is very easy to learn how to use.
To be able to download paint.net, you need to download Microsoft's .Net framework before you can download and use paint.net.