calibre – E-book management

Calibre is my favorite ebook management app. I have many books and they are all different format.
I have epub, pdf, some mobi and a few azw files. By using calibre I can convert the file and upload to my nook.It is a great app to organize ebooks and free! You can read your ebooks on your laptop, desktop or on your ebook reader device. Calibre can be used as laptop/desktop e-reader as well as ebook library organizer and book converter.
calibre – E-book management
calibre: The one stop solution for all your e-book needs.
Comprehensive e-book software.
calibre is a free and open source e-book library management application developed by users of e-books for users of e-books. It has a cornucopia of features divided into the following main categories:
Library Management
E-book conversion
Syncing to e-book reader devices
Downloading news from the web and converting it into e-book form
Comprehensive e-book viewer
Content server for online access to your book collection
Download free for your Mac, Windows, Linux or your portable device here: