How to Convert M4P to AU Online?
Upload M4P File
Drag and drop the M4P files that you want to convert.
Convert M4P to AU
Click CONVERT to convert your M4P file(s).
Download Converted AU
Click DOWNLOAD to save your converted AU file(s).
Information about M4P and AU File Formats
M4P (MPEG-4 Protected) is a digital audio file extension for the AAC (Advanced Audio Codec) container format. It uses lossy compression and is an audio-only file. In most cases, M4P files are purchased on Apple iTunes, which means they are DRM-protected. M4A is the unprotected version of M4P.
Apple QuickTime Player
AU is an audio format standard in early web pages NEXT systems. It is also called u-law or Sparc-audio format. Typically, AU files can store audio data and annotation blocks. Initially, it was a headerless audio format, but newer versions have a header, thanks to the six unsigned 32.bit words.
M4P to AU conversion quality rating:
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