1)   MAC M4P Converter 4.1.7
MAC M4P Converter convert any iTunes music to mp3 or AAC on Mac . It easily converts DRM protected iTunes m4p to mp3, m4a to mp3, m4b to mp3, m4p to AAC and various audio files to unprotected MP3 file formats at high speed, with CD quality.

 2)   M4P to MP3 Converter for Mac 3.0
M4P to MP3 Converter is a handy M4P to MP3 conversion for Mac OS X. It can convert iTunes M4P files to plain MP3, AAC, Apple Lossles, AIFF, or WAV formats.