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Speex to MTM - Online Audio Converter
Convert Speex to MTM online. Private, client-side - no uploadrequired. Batch conversion, quality presets, codec control.
Convert Speex to MTM
Drop Speex audio here or click to select
Speex, OGG
MTM (MTM)
About Speex to MTM
Convert Speex to MTM. Speex compresses speech at telecom bitrates for voice apps. MTM (MultiTracker) sequences 32-channel DOS-era compositions. Old 32-channel layouts may fold down; check the mix..
Why convert Speex to MTM?
- Tiny files with MTM note events (no audio samples).
- Keep quality where supported.
- Private, no upload - runs in your browser.
Speex vs MTM
| Codec | Speex | MTM |
|---|---|---|
| Compression | lossy | sequence |
| Sample behavior | Quality set by bitrate | Note events - no audio samples |
| Typical use | Speex compresses speech at telecom bitrates for voice apps. | MTM (MultiTracker) sequences 32-channel DOS-era compositions. |
When not to convert Speex to MTM
- Skip MTM for recorded sound: it stores note events, not audio, so keep the Speex recording.
- Keep a master copy: repeated exports stack small losses, so archive Speex before batch MTM shares.
Limits
Starting point: Speex - Speex compresses speech at telecom bitrates for voice apps. Wideband modes confuse old tools; verify rate after conversion. Old 32-channel layouts may fold down; check the mix. Encode MTM (MTM) from Speex 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 Speex to MTM?
Drop your Speex 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.