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AAC to XM - Online Audio Converter
Convert AAC to XM online. Private, client-side - no uploadrequired. Batch conversion, quality presets, codec control.
Convert AAC to XM
Drop AAC audio here or click to select
AAC
XM (XM)
About AAC to XM
Convert AAC to XM. AAC is the MPEG-4 successor to MP3 used by YouTube and Apple Music. XM (FastTracker 2) sequences 32 instruments with envelopes. Volume-column effects vary by engine; audition the render..
Why convert AAC to XM?
- Tiny files with XM note events (no audio samples).
- Keep quality where supported.
- Private, no upload - runs in your browser.
AAC vs XM
| Codec | AAC | XM |
|---|---|---|
| Compression | lossy | sequence |
| Sample behavior | Quality set by bitrate | Note events - no audio samples |
| Typical use | AAC is the MPEG-4 successor to MP3 used by YouTube and Apple Music. | XM (FastTracker 2) sequences 32 instruments with envelopes. |
When not to convert AAC to XM
- Skip XM for recorded sound: it stores note events, not audio, so keep the AAC recording.
- Keep a master copy: repeated exports stack small losses, so archive AAC before batch XM shares.
Limits
Starting point: AAC - Efficient lossy audio for streaming services. Container variants (ADTS, MP4) need matching extensions on export. Volume-column effects vary by engine; audition the render. Encode XM (XM) from AAC 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 AAC to XM?
Drop your AAC file onto this page, choose quality and codec settings, then click Convert. The result downloads as XM instantly. All processing runs in your browser.
What codec is used for XM?
The default codec for XM is XM. 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.