We have the tool you were looking for to convert documents. If you are a user of Open source programs, or free sofware, this is the solution that enables you to open or save files.

As easy as visiting
http://media-convert.com/ and choosing the file located in your computer. Then, you only need to indicate the input format and the output format you want to convert into.
With just one click, you get the new converted document and a compressed version.
What else can you ask for?