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CELT to MTM - Online Audio Converter
Convert CELT to MTM online. Private, client-side - no uploadrequired. Batch conversion, quality presets, codec control.
Convert CELT to MTM
Drop CELT audio here or click to select
CELT
MTM (MTM)
About CELT to MTM
Convert CELT to MTM. CELT is the low-delay music layer later merged into Opus. MTM (MultiTracker) sequences 32-channel DOS-era compositions. Old 32-channel layouts may fold down; check the mix..
Why convert CELT to MTM?
- Tiny files with MTM note events (no audio samples).
- Keep quality where supported.
- Private, no upload - runs in your browser.
CELT vs MTM
| Codec | CELT | MTM |
|---|---|---|
| Compression | lossy | sequence |
| Sample behavior | Quality set by bitrate | Note events - no audio samples |
| Typical use | CELT is the low-delay music layer later merged into Opus. | MTM (MultiTracker) sequences 32-channel DOS-era compositions. |
When not to convert CELT to MTM
- Skip MTM for recorded sound: it stores note events, not audio, so keep the CELT recording.
- Keep a master copy: repeated exports stack small losses, so archive CELT before batch MTM shares.
Limits
Starting point: CELT - CELT is the low-delay music layer later merged into Opus. Stand-alone files are rare; prefer Opus targets. Old 32-channel layouts may fold down; check the mix. Encode MTM (MTM) from CELT 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 CELT to MTM?
Drop your CELT file onto this page, choose quality and codec settings, then click Convert. The result downloads as MTM instantly. All processing runs in your browser.
What codec is used for MTM?
The default codec for MTM is MTM. 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.