AcrobatFiles.com is in its own words a site entirely developed for free services to provide resources of PDF files. In case you are not familiar with these files, you should know that PDF stands for Portable Document Format and was created by Adobe Systems in 1993 for desktop publishing use and that Most PDF readers are usually 100% free. What this page does is centralize the thousands of PDF files that are uploaded to the web every day into one huge database fully searchable. AcrobatFiles.com provides the largest free resources of PDF files all around the web. In terms of design the site is really well organized, with a main homepage that contains the latest uploaded PDFs categorized by subject along with the most downloaded files in the last 24 hours.