Calibre

Centralize, convert, and read vast e-book collections with powerful, user-friendly library management tools

Windows app designed to allow users to edit and read existing PDF files

Easily view and manage Android APK files on your PC with a simple and user-friendly interface

Open and review PDF documents while using less resources without Adobe Acrobat or another reader

Allows users to view PDF file formats in Windows

Superb application for viewing portable docs on a PC

A free Windows-based comic book format utility