Universal Viewer is an advanced file viewer for wide range of formats.
Supported file formats are:
For Word/Excel/PDF files, no additional software is needed to view these files. MS Office/Adobe Reader/etc may be not installed at all. For multimedia files, no external codecs are needed too.
Application is integrated into Windows Explorer's context menu, so it is easy to call it from anywhere in Explorer: right-click on a file and select the "Universal Viewer" item.