Convert MP4 to M4P Online — Free
Fast, free MP4 to M4P converter. No registration required.
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How to Convert
Upload your .mp4 file by dragging it into the upload area or clicking to browse.
Choose your output settings. The default settings work great for most files.
Click Convert and download your .m4p file when it's ready.
What is MP4?
MP4 is the most widely used video container format. It stores video, audio, subtitles, and metadata. Compatible with virtually every device and platform, from smartphones to smart TVs.
Format Details
- Full Name
- MPEG-4 Part 14
- Extension
- .mp4
Key Features
- Universal compatibility
- Streaming support
- Small file sizes
- Hardware-accelerated playback
What is M4P?
M4P is the iTunes Protected AAC format, used by Apple for DRM-protected music purchased from the iTunes Store before 2009. It uses the MPEG-4 Audio container with Apple FairPlay encryption wrapping AAC-encoded audio. Unprotected M4P files (after DRM removal) can be converted to standard audio formats.
Format Details
- Full Name
- iTunes Protected AAC
- Extension
- .m4p
Key Features
- AAC audio codec
- FairPlay DRM wrapper
- MPEG-4 container
- iTunes metadata support
MP4 vs M4P
| Feature | MP4 | M4P |
|---|---|---|
| Full Name | MPEG-4 Part 14 | iTunes Protected AAC |
| Extension | .mp4 | .m4p |
| Best For | Universal compatibility | AAC audio codec |