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UMX to AMR-WB - Online Audio Converter
Convert UMX to AMR-WB online. Private, client-side - no uploadrequired. Batch conversion, quality presets, codec control.
Convert UMX to AMR-WB
Drop UMX audio here or click to select
UMX
AMR-WB (AMR-WB)
About UMX to AMR-WB
Convert UMX to AMR-WB. UMX wraps tracker music for Unreal-engine game levels. AMR-WB widens speech to 16 kHz for HD voice calls. 16 kHz sampling caps highs; keep a master for music..
Why convert UMX to AMR-WB?
- Smaller files with AMR-WB lossy compression.
- Keep quality where supported.
- Private, no upload - runs in your browser.
UMX vs AMR-WB
| Codec | UMX | AMR-WB |
|---|---|---|
| Compression | sequence | lossy |
| Sample behavior | Note events - no audio samples | Quality set by bitrate |
| Typical use | UMX wraps tracker music for Unreal-engine game levels. | AMR-WB widens speech to 16 kHz for HD voice calls. |
When not to convert UMX to AMR-WB
- Skip AMR-WB for archival masters: lossy compression discards detail, so keep the UMX original.
- Keep a master copy: repeated exports stack small losses, so archive UMX before batch AMR-WB shares.
Limits
Starting point: UMX - UMX wraps tracker music for Unreal-engine game levels. Game containers may bundle several songs; convert each separately. 16 kHz sampling caps highs; keep a master for music. Encode AMR-WB (AMR-WB) from UMX 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 UMX to AMR-WB?
Drop your UMX file onto this page, choose quality and codec settings, then click Convert. The result downloads as AMR-WB instantly. All processing runs in your browser.
What codec is used for AMR-WB?
The default codec for AMR-WB is AMR-WB. 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.