M4P to AU Converter

Convert M4P files to AU online for free now.

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500MB Maximum File Size

30 Concurrent Conversions

High Speed Conversion

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Unlimited File Compression

How to Convert M4P to AU Online?

Step 1

Upload M4P File

Drag and drop the M4P files that you want to convert.

Step 2

Convert M4P to AU

Click CONVERT to convert your M4P file(s).

Step 3

Download Converted AU

Click DOWNLOAD to save your converted AU file(s).

Information about M4P and AU File Formats

File Extension
Description
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.
Associated Programs
Apple QuickTime Player
Apple iTunes
Developed By
Apple Inc.
MIME Type
audio/mp4a-latm
Useful Link
File Extension
Description
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.
Associated Programs
Audacity
Developed By
Sun Microsystems
MIME Type
audio/au, audio/x-au
Useful Link
M4P to AU conversion quality rating:
4.9 (162,357 Votes)
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