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CAF to UMX - Online Audio Converter
Convert CAF to UMX online. Private, client-side - no uploadrequired. Batch conversion, quality presets, codec control.
Convert CAF to UMX
Drop CAF audio here or click to select
CAF
UMX (UMX)
About CAF to UMX
Convert CAF to UMX. CAF is Apple's 64-bit container for large recordings beyond WAV limits. UMX wraps tracker music for Unreal-engine game levels. Game containers may bundle several songs; convert each separately..
Why convert CAF to UMX?
- Tiny files with UMX note events (no audio samples).
- Keep quality where supported.
- Private, no upload - runs in your browser.
CAF vs UMX
| Codec | PCM 16-bit | UMX |
|---|---|---|
| Compression | uncompressed | sequence |
| Sample behavior | Full quality kept | Note events - no audio samples |
| Typical use | CAF is Apple's 64-bit container for large recordings beyond WAV limits. | UMX wraps tracker music for Unreal-engine game levels. |
When not to convert CAF to UMX
- Skip UMX for recorded sound: it stores note events, not audio, so keep the CAF recording.
- Keep a master copy: repeated exports stack small losses, so archive CAF before batch UMX shares.
Limits
Starting point: CAF - CAF is Apple's 64-bit container for large recordings beyond WAV limits. Few Windows tools open it; convert WAV for sharing. Game containers may bundle several songs; convert each separately. Encode UMX (UMX) from CAF 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 CAF to UMX?
Drop your CAF file onto this page, choose quality and codec settings, then click Convert. The result downloads as UMX instantly. All processing runs in your browser.
What codec is used for UMX?
The default codec for UMX is UMX. 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.