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MTM to Opus - Online Audio Converter
Convert MTM to Opus online. Private, client-side - no uploadrequired. Batch conversion, quality presets, codec control.
Convert MTM to Opus
Drop MTM audio here or click to select
MTM
Opus (Opus)
About MTM to Opus
Convert MTM to Opus. MTM (MultiTracker) sequences 32-channel DOS-era compositions. Opus adapts from 6 kbps speech to 510 kbps music with low latency. CD-era hardware may not decode it; use MP3 for legacy players..
Why convert MTM to Opus?
- Smaller files with Opus lossy compression.
- Keep quality where supported.
- Private, no upload - runs in your browser.
MTM vs Opus
| Codec | MTM | Opus |
|---|---|---|
| Compression | sequence | lossy |
| Sample behavior | Note events - no audio samples | Quality set by bitrate |
| Typical use | MTM (MultiTracker) sequences 32-channel DOS-era compositions. | Opus adapts from 6 kbps speech to 510 kbps music with low latency. |
When not to convert MTM to Opus
- Skip Opus for archival masters: lossy compression discards detail, so keep the MTM original.
- Keep a master copy: repeated exports stack small losses, so archive MTM before batch Opus shares.
Limits
Starting point: MTM - MTM (MultiTracker) sequences 32-channel DOS-era compositions. Old 32-channel layouts may fold down; check the mix. CD-era hardware may not decode it; use MP3 for legacy players. Encode Opus (Opus) from MTM at 256k for music or 128k for speech, starting from the master.
How conversion works
Conversion runs entirely in your browser with FFmpeg WASM. Files never leave your device.
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FAQ
How do I convert MTM to Opus?
Drop your MTM file onto this page, choose quality and codec settings, then click Convert. The result downloads as Opus instantly. All processing runs in your browser.
What codec is used for Opus?
The default codec for Opus is Opus. You can change audio parameters in Advanced mode.
How do you store my files?
We do not store any processed audio. All conversion happens entirely in your browser using FFmpeg WASM.