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EVRC to AMR - Online Audio Converter
Convert EVRC to AMR online. Private, client-side - no uploadrequired. Batch conversion, quality presets, codec control.
Convert EVRC to AMR
Drop EVRC audio here or click to select
EVRC
AMR (AMR-NB)
About EVRC to AMR
Convert EVRC to AMR. EVRC compresses CDMA voice calls near 8 kbps. 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 EVRC to AMR?
- Smaller files with AMR lossy compression.
- Keep quality where supported.
- Private, no upload - runs in your browser.
EVRC vs AMR
| Codec | EVRC | AMR-NB |
|---|---|---|
| Compression | lossy | lossy |
| Sample behavior | Quality set by bitrate | Quality set by bitrate |
| Typical use | EVRC compresses CDMA voice calls near 8 kbps. | AMR encodes narrowband speech for GSM calls at 12.2 kbps and below. |
When not to convert EVRC to AMR
- Skip AMR for archival masters: lossy compression discards detail, so keep the EVRC original.
- Keep a master copy: repeated exports stack small losses, so archive EVRC before batch AMR shares.
Limits
Starting point: EVRC - EVRC compresses CDMA voice calls near 8 kbps. Call recordings may skip headers; verify duration after conversion. Tuned for voice calls, so music loses detail by design. Encode AMR (AMR-NB) from EVRC 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 EVRC to AMR?
Drop your EVRC 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.