Read smart reviews:

• PDF Analyzer - an all-seeing PDF analysis tool that is a breeze to use — Users who work with large collections of PDF files on a regular basis — publishers, editors, technical writers, webmasters — often need to obtain detailed information about the files they deal with. Apparently, large PDF editing applications can be used for this purpose, but it’s not comfortable at all. If you would like to be able to quickly extract the necessary file attributes from your PDF files, all you need…
• Spectrum Analyzer Pro Live 2009 - turn your PC into a cutting-edge sound analysis tool! — If you are a professional musician, acoustics expert or just a hi-fi enthusiast who wants to make sure that his audio system is perfectly tuned and plays the way it is supposed to, you need a whole set of hardware and software tools that will measure the parameters of your current setup and give you a choice of improvement options. You may have already gotten the right hardware and read tons of specialized books…