iReader - iReader is one of the most accomplished ways to read the books right from your smartphones.
Universal Book Reader - Just like its name, Universal Book Reader is really a universal book reading application allowing you to read the eBooks from the convenience of your smartphones.
Cool Reader - Fast and small cross-platform eBook reader for desktops and handheld devices
The new iPad Pro - 10.5 inch - Thinner and better
NOOK: Read eBooks & Magazines - Available for almost all smartphones, NOOK: Read eBooks & Magazines is the best app and probably one of the best apps for enjoying the reading of eBooks and magazines for free.
Quickreader - Quickreader is a book reading application for the leading smartphones that is combining the solution of two main issues of the book readers namely book reader and availability of books from the leading publication houses.