Eucalyptus is an ebook reader for the iphone. not just any old ebook reader. this is the best one to date. the polish and ease of use of this app makes this app one of a kind. over 20,000 books in your hand. flipping the page is as easy as swiping across the screen. give this app a try, you wont be dissapointed. oh, its $9.99 in the app store by the way.