Convert MP1 to Opus Online — Free
Fast, free MP1 to Opus converter. No registration required.
Secure Transfer
HTTPS encrypted uploads
Privacy First
Files auto-deleted after processing
No Registration
Start converting instantly
Works Everywhere
Any browser, any device
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 .opus 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 Opus?
Opus is a modern audio codec designed for interactive speech and audio transmission. It provides excellent quality at low bitrates and is widely used in VoIP and streaming.
Format Details
- Full Name
- Opus Audio Codec
- Extension
- .opus
Key Features
- Low latency
- Excellent compression
- Voice optimized
- Open source
MP1 vs Opus
| Feature | MP1 | Opus |
|---|---|---|
| Full Name | MPEG Audio Layer 1 | Opus Audio Codec |
| Extension | .mp1 | .opus |
| Best For | Early MPEG standard | Low latency |