Convert MP1 to iPhone Audio Online — Free
Fast, free MP1 to iPhone Audio converter. No registration required.
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How to Convert
Upload your .mp1 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 .m4a file when it's ready.
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
What is iPhone Audio?
iPhone-optimized audio format using AAC encoding at 256kbps. Configured for high-quality playback on iPhone devices with full Apple ecosystem compatibility.
Format Details
- Full Name
- iPhone Compatible Audio
- Extension
- .m4a
Key Features
- iPhone optimized
- AAC 256kbps
- Apple ecosystem
- AirPlay compatible
MP1 vs iPhone Audio
| Feature | MP1 | iPhone Audio |
|---|---|---|
| Full Name | MPEG Audio Layer 1 | iPhone Compatible Audio |
| Extension | .mp1 | .m4a |
| Best For | Early MPEG standard | iPhone optimized |