Audacity is an open source audio creator and editor that could be used to create podcasts and also to edit, mix sound files. It could be downloaded from http://audacity.sourceforge.net/about/
Some important instructions befor using Audacity
- Install LAME software before starting to use Audacity if you want to save the audio as/ in MP3 format.
- While installing LAME, extract the software into Audacity folder
- When through with the recording, go to 'File' option and click on 'Export as MP3'. It would prompt to enter the path of a particular LAME file. Please mention the correct path to save it.
You may download LAME from http://audacity.sourceforge.net/download/windows