It's free and it's one of the best places to find the World’s classic literature online and available to download. Have you every heard of the Open Library? Currently they offer over a million public domain books in PDF, ePub, DAISY, DjVu and ASCII text. In partnership with various libraries, they also have a lending library of over 250,000 eBooks. In order to borrow books through the lending program you will need to set up an account.
Search for books, browse by subject, or explore lists that members have created. Explore the site and load up your mobile device with those classics that you have always wanted to read.