There is no need for you to pay for downloading an eBooks, many websites offer legal free electronic books for download, many of those books have had their copyrights expired or are being given away by the author as a promotion for his/her products.
Download free electronic books
Google Books: With Google Book Search you can either download PDF files of books that aren’t under copyright lock or view book excerpts in PDF. You can also search for free eBooks by author, title, date, publisher, and ISBN number.
Obooko: You have to join the site to be able to download free eBooks from Obooko but the process is easy and painless. Obooko has new free eBooks added daily, fiction, non-fiction and all kind of genres available.
Gutenberg: Project Gutenberg has over 32,000 free eBooks for download. All of their free electronic books can be downloaded as ePub, Mobipocket, HTML and simple text formats, you will be able to read them with Android and iPhone too.
Sony eBook reader
Free-Ebooks: Free Ebooks hasover a dozen genres of eBooks which can be downloaded as a PDF, mobi and .epub for mobile devices. You will need to register to download free electronic books and the free version only allows for 5 free eBooks downloads per month.
ReadPrint: Free online books library for students, teachers, and the classic enthusiast. ReadPrint has many classic free eBooks ready for download of well known authors and titles.
ManyBooks: There are over 27,000 free eBooks at ManyBooks. You can browse through the most popular titles, recommendations, or recent reviews from our visitors and find the perfect book for you to read.