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XM to AU - Online Audio Converter
Convert XM to AU online. Private, client-side - no uploadrequired. Batch conversion, quality presets, codec control.
Convert XM to AU
Drop XM audio here or click to select
XM
AU (PCM 16-bit)
About XM to AU
Convert XM to AU. XM (FastTracker 2) sequences 32 instruments with envelopes. AU is Sun's simple container, usually holding 8 kHz telephony audio. Headers are minimal; verify sample rate after conversion..
Why convert XM to AU?
- Larger files than lossy shares with AU uncompressed quality.
- Keep quality where supported.
- Private, no upload - runs in your browser.
XM vs AU
| Codec | XM | PCM 16-bit |
|---|---|---|
| Compression | sequence | uncompressed |
| Sample behavior | Note events - no audio samples | Full quality kept |
| Typical use | XM (FastTracker 2) sequences 32 instruments with envelopes. | AU is Sun's simple container, usually holding 8 kHz telephony audio. |
When not to convert XM to AU
- Skip AU for the smallest share: lossless output stays large, so prefer a lossy target when sending XM files.
- Keep a master copy: repeated exports stack small losses, so archive XM before batch AU shares.
Limits
Starting point: XM - XM (FastTracker 2) sequences 32 instruments with envelopes. Volume-column effects vary by engine; audition the render. Headers are minimal; verify sample rate after conversion. Encode AU (PCM 16-bit) from XM 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 XM to AU?
Drop your XM 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.