Foxit Reader - Foxit Reader is a free and light-weight multi-platform PDF document viewer.
Haihaisoft PDF Reader - Haihaisoft PDF Reader is the name of a free to use PDF reader and printer that is extremely simple to launch.
PDFZen - The powerful, simple, free online PDF editor for the masses; free yourself from the fax machine!
eXPert PDF Reader - eXPert PDF Reader is a free to use PDF reader and views for the Windows operating systems.
Xodo - Try easy-to-use PDF tools that keep your documents safe. Work with your important files across all platforms and devices with the ultimate all-in-one document solution. Your productivity lives at Xodo!
Flipping PDF Reader - Replace the standard Adobe PDF Reader with the nice flip book. The Flipping PDF Reader allows to read PDF documents in user friendly interface with flipping book effect.