All Tools
[ audio bench ]
S3M to AU - Online Audio Converter
Convert S3M to AU online. Private, client-side - no uploadrequired. Batch conversion, quality presets, codec control.
Convert S3M to AU
Drop S3M audio here or click to select
S3M
AU (PCM 16-bit)
About S3M to AU
Convert S3M to AU. S3M (Scream Tracker 3) sequences 16 digital channels with effects. AU is Sun's simple container, usually holding 8 kHz telephony audio. Headers are minimal; verify sample rate after conversion..
Why convert S3M to AU?
- Larger files than lossy shares with AU uncompressed quality.
- Keep quality where supported.
- Private, no upload - runs in your browser.
S3M vs AU
| Codec | S3M | PCM 16-bit |
|---|---|---|
| Compression | sequence | uncompressed |
| Sample behavior | Note events - no audio samples | Full quality kept |
| Typical use | S3M (Scream Tracker 3) sequences 16 digital channels with effects. | AU is Sun's simple container, usually holding 8 kHz telephony audio. |
When not to convert S3M to AU
- Skip AU for the smallest share: lossless output stays large, so prefer a lossy target when sending S3M files.
- Keep a master copy: repeated exports stack small losses, so archive S3M before batch AU shares.
Limits
Starting point: S3M - S3M (Scream Tracker 3) sequences 16 digital channels with effects. Stereo panning quirks differ by player; check the mix. Headers are minimal; verify sample rate after conversion. Encode AU (PCM 16-bit) 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.
Related conversions
FAQ
How do I convert S3M to AU?
Drop your S3M file onto this page, choose quality and codec settings, then click Convert. The result downloads as AU instantly. All processing runs in your browser.
What codec is used for AU?
The default codec for AU is PCM 16-bit. 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.