Sometime you really need to convert your sound file to compress it in more small format or Sometime you need to convert it for more flexibility for your mobile need. I have found a free tools which will help you to work with your sound extension.

Switch is a sound file format converter for Windows or Mac. Convert audio files from many different file formats into mp3, wav or wma. For example convert wav to mp3, mp3 to wav, wma to mp3 or many other formats. Just add the files you want to convert, select the output format, and then click convert.

Switch is not simply a mp3 converter, it is the most comprehensive and stable audio file converter around. With Switch you can convert your sound files into the formats you need to compress for storage, create ring-tones, add to a presentation, listen on your portable device and much more. In fact, the possibilities are endless using this powerful audio converter.

Download Switch Audio File Converter for Windows (Free Version)

Download Switch Audio File Converter for Mac OS X (Free Version)