There are many freeware apps for converting PDF to Word documents like PDF Tiger, PDFZilla and others. PDF to Word Converter Facebook edition is totally different in the way that it can convert PDF documents to Word format right inside Facebook. You can upload files for converting after logging into Facebook and the app will do the rest. There is also a PDF creator app for creating PDF documents from Word, Excel and PowerPoint.
When you upload multiple files, these are listed under recently uploaded files. You can easily download the converted file. We tried converting a complex document with images and lots of formatting to a Word format and the results came good.
If you are worried about privacy of your files, the PDF and Word files are stored for 24 hours after being uploaded and after that the files are automatically deleted after that period of time.
PDF to Word Converter is completely free and just requires a Facebook profile.