With a little know-how, you can change a song's pitch with the free, cross-platform audio editor Audacity. We've shown you how to find your vocal range before, but if you have favorite songs that ...

How to export Audacity files as MP3s using older versions of Audacity In older versions of Audacity, you couldn't convert audio to MP3 without first installing an MP3 encoder add-on to your Mac or PC.