Free PDF Converter has limited platform support, unfortunately. For desktop users, it is only available for Windows. Free PDF Editor can mainly be used to add text, images, and shapes. This can be done in two ways. The first is by clicking the icons on the toolbar. The second is by going to the Insert menu on the menu bar. For Images, Free PDF Editor supports a large selection of file formats such as JPG, PNG, MS Word, MS Excel, XML, And more.