Flipping Free PDF to Epub - Version 2.1 The Flipping Free PDF to Epub is specialized software which makes pdf convert to epub, then you can get Epub files here which is different from the triditional Epub files. And the flipping Epub can be output in different formats, then your Epub can be supported by mobile devices as: iPad, iPhone and iPod touch, etc. And can be used for Windows 7, Vista, XP.