WMA to iTunes
M4P to iTunes
MP4 to iTunes
AAC to iTunes
RAX to iTunes
AA to iTunes
Convert M4P to iTunes - M4P to iTunes Converter
To use DRM Converter - DRM Remover Software as M4P to iTunes converter, select MPEG4 AAC from "Encoder" drop-down list and set a desired MPEG4 AAC quality parameter in "Compression Quality" drop-down list in DRM Converter's Settings. Select M4P files for conversion using the "Select Files" button in DRM Converter's main window toolbar (you can use Ctrl or Shift to select two or more files) or using drag&drop (for example from the Windows Explorer). Also you can drag&drop a folder with files or a folder structure. You will see all selected M4P files in the DRM Converter's main window. To delete a M4P file from this list, select it and click on the "Delete" button in DRM Converter's main window toolbar. Once the M4P files are present in your list, click the "Convert" button to convert M4P to iTunes.
iTunes 7 can currently read, write, and convert between MP3, AIFF, WAV, MPEG-4, AAC, and Apple Lossless. It can also play any audio files that QuickTime can play, including protected AAC files from the iTunes Store and Audible.com audiobooks.
MP4 files with audio streams encrypted by FairPlay Digital Rights Management (DRM) as sold through the iTunes Store use the M4P extension.