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S3M to MTM - Online Audio Converter
Convert S3M to MTM online. Private, client-side - no uploadrequired. Batch conversion, quality presets, codec control.
Convert S3M to MTM
Drop S3M audio here or click to select
S3M
MTM (MTM)
About S3M to MTM
Convert S3M to MTM. S3M (Scream Tracker 3) sequences 16 digital channels with effects. MTM (MultiTracker) sequences 32-channel DOS-era compositions. Old 32-channel layouts may fold down; check the mix..
Why convert S3M to MTM?
- Tiny files with MTM note events (no audio samples).
- Keep quality where supported.
- Private, no upload - runs in your browser.
S3M vs MTM
| Codec | S3M | MTM |
|---|---|---|
| Compression | sequence | sequence |
| Sample behavior | Note events - no audio samples | Note events - no audio samples |
| Typical use | S3M (Scream Tracker 3) sequences 16 digital channels with effects. | MTM (MultiTracker) sequences 32-channel DOS-era compositions. |
When not to convert S3M to MTM
- Skip MTM for recorded sound: it stores note events, not audio, so keep the S3M recording.
- Keep a master copy: repeated exports stack small losses, so archive S3M before batch MTM shares.
Limits
Starting point: S3M - S3M (Scream Tracker 3) sequences 16 digital channels with effects. Stereo panning quirks differ by player; check the mix. Old 32-channel layouts may fold down; check the mix. Encode MTM (MTM) from S3M 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 S3M to MTM?
Drop your S3M 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.