Convert M4A to M4P Online — Free
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What is M4A?
M4A is an audio-only MPEG-4 container, commonly using AAC encoding. It provides better quality than MP3 at similar file sizes.
Format Details
- Full Name
- MPEG-4 Audio
- Extension
- .m4a
Key Features
- Better than MP3
- Apple ecosystem
- AAC encoding
- Metadata support
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
M4A vs M4P
| Feature | M4A | M4P |
|---|---|---|
| Full Name | MPEG-4 Audio | iTunes Protected AAC |
| Extension | .m4a | .m4p |
| Best For | Better than MP3 | AAC audio codec |