Universal Viewer ... is a free tool that can open almost all files.
"Universal Viewer" is a file viewer that can handle a large amount of file formats. Of multimedia files over the Internet to document formats is the freeware cope with all current data.
Conclusion: "Universal Viewer" is a practical and easy to use program that can handle all major file formats.
Note: To obtain a German-language user interface, you simply have to "Configuration" menu. For the configuration menu you get after pressing "F9".