Convert M4A to MP1 Online — Free
Fast, free M4A to MP1 converter. No registration required.
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How to Convert
Upload your .m4a 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 .mp1 file when it's ready.
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 MP1?
MP1 (MPEG Audio Layer 1) is the earliest MPEG audio compression standard. It provides CD-quality audio at higher bitrates than MP2/MP3 and is found in some legacy professional audio systems.
Format Details
- Full Name
- MPEG Audio Layer 1
- Extension
- .mp1
Key Features
- Early MPEG standard
- CD-quality audio
- Low complexity
- Legacy format
M4A vs MP1
| Feature | M4A | MP1 |
|---|---|---|
| Full Name | MPEG-4 Audio | MPEG Audio Layer 1 |
| Extension | .m4a | .mp1 |
| Best For | Better than MP3 | Early MPEG standard |