All Tools
[ audio bench ]
AMR to G.729 - Online Audio Converter
Convert AMR to G.729 online. Private, client-side - no uploadrequired. Batch conversion, quality presets, codec control.
Convert AMR to G.729
Drop AMR audio here or click to select
AMR
G.729 (G.729)
About AMR to G.729
Convert AMR to G.729. AMR encodes narrowband speech for GSM calls at 12.2 kbps and below. G.729 fits calls into 8 kbps with algebraic prediction. Tooling reflects its licensed history; prefer Opus for new recordings..
Why convert AMR to G.729?
- Smaller files with G.729 lossy compression.
- Keep quality where supported.
- Private, no upload - runs in your browser.
AMR vs G.729
| Codec | AMR-NB | G.729 |
|---|---|---|
| Compression | lossy | lossy |
| Sample behavior | Quality set by bitrate | Quality set by bitrate |
| Typical use | AMR encodes narrowband speech for GSM calls at 12.2 kbps and below. | G.729 fits calls into 8 kbps with algebraic prediction. |
When not to convert AMR to G.729
- Skip G.729 for archival masters: lossy compression discards detail, so keep the AMR original.
- Keep a master copy: repeated exports stack small losses, so archive AMR before batch G.729 shares.
Limits
Starting point: AMR - AMR encodes narrowband speech for GSM calls at 12.2 kbps and below. Tuned for voice calls, so music loses detail by design. Tooling reflects its licensed history; prefer Opus for new recordings. Encode G.729 (G.729) from AMR 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.
Related conversions
FAQ
How do I convert AMR to G.729?
Drop your AMR file onto this page, choose quality and codec settings, then click Convert. The result downloads as G.729 instantly. All processing runs in your browser.
What codec is used for G.729?
The default codec for G.729 is G.729. 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.