Here are some lists iPhone ebook Reader which you can download.
1.Classics
This is an amazingly designed app, and probably the most interactive in the list. You are able to organize your books, virtually flip through pages, insert your bookmarks, and much more. Instead of just regular text and flipping through screens, you actually see different fonts, font sizes, formatting, and images, unlike some of the other apps out there. Download this App.
2. Eucalyptus
With Eucalyptus this is the way it is. You get 20,000 books right in the palm of your hand, with awesome organization, great visual effects inside of the app, and tons of great features that make tasks like searching, downloading, bookmarking, and managing all your books really easy. Download this App.
3.Aji Reader
This Apps gives you full functionality of reading your PDF files on the go including accessing links, outlines/bookmarks, annotations, and even important password-protected documents. Download this App.
4.BookShelf
With this app you can use the Baen Free Library to get any free books that you want, or you can use your WebScription.net account to buy books as well, if you can’t find the what you are looking for on the free one. Also, this app uses a unique software called ShelfServer so that you can load your own personal ebooks onto your iPhone and take those along with you too. Download this App.
5.eReader
eReader supports a many of features, just like almost all the other eBook readers out there, such as landscape mode, tons of font styles and sizes, footnotes, sidebars, and dictionary integration. Download this App.