MP3myMP3 Recorder is a free Windows PC application that allows you to record internet radio, streaming audio, microphone sound, or any other source for that matter. MP3myMP3 Recorder works directly with your system sound card - if you can hear it, you can record it. You can scan your computer for all mp3, wav, aif, swa, or sun au audio files - then play and record portions of any of these files.