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AU to IT - Online Audio Converter
Convert AU to IT online. Private, client-side - no uploadrequired. Batch conversion, quality presets, codec control.
Convert AU to IT
Drop AU audio here or click to select
AU
IT (IT)
About AU to IT
Convert AU to IT. AU is Sun's simple container, usually holding 8 kHz telephony audio. IT (Impulse Tracker) sequences samples with filters and envelopes. Effects vary by engine, so audition before archiving..
Why convert AU to IT?
- Tiny files with IT note events (no audio samples).
- Keep quality where supported.
- Private, no upload - runs in your browser.
AU vs IT
| Codec | PCM 16-bit | IT |
|---|---|---|
| Compression | uncompressed | sequence |
| Sample behavior | Full quality kept | Note events - no audio samples |
| Typical use | AU is Sun's simple container, usually holding 8 kHz telephony audio. | IT (Impulse Tracker) sequences samples with filters and envelopes. |
When not to convert AU to IT
- Skip IT for recorded sound: it stores note events, not audio, so keep the AU recording.
- Keep a master copy: repeated exports stack small losses, so archive AU before batch IT shares.
Limits
Starting point: AU - AU is Sun's simple container, usually holding 8 kHz telephony audio. Headers are minimal; verify sample rate after conversion. Effects vary by engine, so audition before archiving. Encode IT (IT) from AU 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 AU to IT?
Drop your AU file onto this page, choose quality and codec settings, then click Convert. The result downloads as IT instantly. All processing runs in your browser.
What codec is used for IT?
The default codec for IT is IT. 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.