calibre - Ebook manager, viewer & converter
Icecream Ebook Reader - Ebook Reader by Icecream Apps allows to read ebooks in several formats (EPUB, MOBI, FB2 and others). Download EPUB Reader for Windows.
Calibre Web - Calibre Web is a web app providing a clean interface for browsing, reading and downloading eBooks...
Lithium: EPUB Reader - Lithium: EPUB Reader app allows users to read their favorite eBooks after importing it from the internal storage.
FBReader - FBReader is an e-book reader for various platforms. Features:
Librera Reader - Librera Reader for Android