Use Dropbox get free 2.5GB space and upload .epub ebooks to iPhone/iPad 1. Register Dropbox through here . 2. Install Dropbox on your PC or MAC . 3. Download .epub file to Dropbox folder of PC or MAC . 4. install Dropbox on iPhone/iPad , and sign in Dropbox . find the .epub file , select open with iBook . Then the ebook will be installed in iBook , you can read freely ! You can create your own iBook by Sigil , a nice tools to build epub ebooks .