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VOC to AMR - Online Audio Converter
Convert VOC to AMR online. Private, client-side - no uploadrequired. Batch conversion, quality presets, codec control.
Convert VOC to AMR
Drop VOC audio here or click to select
VOC
AMR (AMR-NB)
About VOC to AMR
Convert VOC to AMR. VOC is Creative's Sound Blaster voice format with loop markers. AMR encodes narrowband speech for GSM calls at 12.2 kbps and below. Tuned for voice calls, so music loses detail by design..
Why convert VOC to AMR?
- Smaller files with AMR lossy compression.
- Keep quality where supported.
- Private, no upload - runs in your browser.
VOC vs AMR
| Codec | PCM 16-bit | AMR-NB |
|---|---|---|
| Compression | uncompressed | lossy |
| Sample behavior | Full quality kept | Quality set by bitrate |
| Typical use | VOC is Creative's Sound Blaster voice format with loop markers. | AMR encodes narrowband speech for GSM calls at 12.2 kbps and below. |
When not to convert VOC to AMR
- Skip AMR for archival masters: lossy compression discards detail, so keep the VOC original.
- Keep a master copy: repeated exports stack small losses, so archive VOC before batch AMR shares.
Limits
Starting point: VOC - VOC is Creative's Sound Blaster voice format with loop markers. Loop markers drop on export; trim manually after conversion. Tuned for voice calls, so music loses detail by design. Encode AMR (AMR-NB) from VOC 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 VOC to AMR?
Drop your VOC file onto this page, choose quality and codec settings, then click Convert. The result downloads as AMR instantly. All processing runs in your browser.
What codec is used for AMR?
The default codec for AMR is AMR-NB. 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.