Amazon Kindle

Amazon Kindle software lets you read ebooks on your Kindle, iPhone, iPad, PC, Mac, BlackBerry, and Android-based device. You can discover and read over 630,000 books in the Kindle Store, including the latest bestsellers and new releases.

Free Mac OS X Windows Android iPhone Android Tablet Web Blackberry Windows Phone

Google Play Books

Google Play Books lets you search, preview, and buy millions of books using Google Book Search. Books in the public domain and certain copyrighted books can be read and downloaded in their entirety for free.

Free Android iPhone Android Tablet iPad Chrome OS Web

iBooks

iBooks is an amazing way to download and read books. It includes the iBookstore, where you can download both the latest best-selling books, and your favorite classics.

Free Mac OS X iPhone iPad

EPUBReader

EPUBReader is a Firefox addon which lets you read ePub-files just in the browser.

Free Windows Linux Mac Chrome Firefox

Adobe Digital Editions

Ebook Library management and reader. Supports DRM protected PDF and EPUB files.

Free Personal Mac OS X Windows

Document Viewer

a fork of the last gpl version of ebookdroid.

Free Open Source Android Android Tablet

ICE Book Reader Professional

ICE Book Reader Professional is the ultimate e-book reader. It can be used is as a teleprompter too. It includes native support for .LIT, .CHM and .ePub files, and does not utilize any Microsoft Reader or Microsoft HELP components.

Commercial Windows

Albite READER

Albite Reader is an open-source e-book reader for Java Mobile released under the Apache 2.0 License and developed by Svetlin Ankov. Works with EPUB, txt and (x)html files.

Free Open Source Java Mobile S60

Koobits

KooBits presents everything you need to create, publish and market ebooks, as well as a digital bookshelf software to shelve and read ebooks. Administration of eBook-library.

Free Windows

Lucidor

Lucidor supports e-books in the EPUB file format, and catalogs in the OPDS format. Lucidor provides functionality to: Read EPUB e-books.Organize a collection of e-books in a local bookcase.

Free Open Source Mac OS X Windows Linux Firefox

Bluefire

Bluefire Reader is your go-to reading application for ePub and PDF content, including ebooks from most online book stores and leading libraries around the world. Bluefire Reader includes support for eBooks protected by Adobe Content Server.

Free Android iPhone iPad

BookReader

BookReader is the Cocoa application for reading electronic books in the following formats: fb2 ePUB html, webarchive (Safari) doc (Microsoft Word) rtf, rtfd txt zip (all of above formats archived) ...

Commercial Mac OS X

C.B.R. - Comic Book Reader

Comic Book Reader is the viewer you need to enjoy all your electronic publication. It is available both as Desktop and Windows 8 Metro UI for PC and tablets.

Free Open Source Windows

Freebook Sifter

Freebook Sifter lists free eBooks from various sources. They update the list daily and you can find free eBooks from Amazon sites around the world, Kobo, Nook, Project Gutenberg.

Free Web

iReader

iReader is a offline e-book reader for Android. It also reads PIM data. iReader opens fast, searches fast, and can handle large files. Supports TXT, CHM, PDB(EReader, Mobipocket), UMD(popular Chinese ebook format), HTML and Image files.

Freemium Android

GooReader

gooreader is a desktop application that allows you to search, download and read books and magazines available on google play books , add bookmarks, annotate pages, create local library and manage your google library.

Commercial Windows Windows RT

Bibliovore

Manage, organise and read your eBooks with Bibliovore. Share your books across various devices with OneDrive (formerly SkyDrive).

Free Windows

Bookoid

Bookoid helps you select from a vast collection of books and easily manage your personal books library. Easily find the the book you want and also explore from a range...

Free Android

Stanzetta

Stanzetta is a powerful reader of books in the epub format for smartphones running the 7.5 version of the Windows Phone OS . Stanzetta can download content from a...

Commercial Windows Phone