All Tools
[ audio bench ]
QCP to SHN - Online Audio Converter
Convert QCP to SHN online. Private, client-side - no uploadrequired. Batch conversion, quality presets, codec control.
Convert QCP to SHN
Drop QCP audio here or click to select
QCP
SHN (SHN)
About QCP to SHN
Convert QCP to SHN. QCP wraps QCELP voice memos from CDMA handsets. SHN (Shorten) is the 1990s concert-trading codec for live recordings. Seek tables can be sparse; verify duration after conversion..
Why convert QCP to SHN?
- Larger files than lossy shares with SHN lossless quality.
- Keep quality where supported.
- Private, no upload - runs in your browser.
QCP vs SHN
| Codec | QCP | SHN |
|---|---|---|
| Compression | lossy | lossless |
| Sample behavior | Quality set by bitrate | Full quality kept |
| Typical use | QCP wraps QCELP voice memos from CDMA handsets. | SHN (Shorten) is the 1990s concert-trading codec for live recordings. |
When not to convert QCP to SHN
- Skip SHN for the smallest share: lossless output stays large, so prefer a lossy target when sending QCP files.
- Keep a master copy: repeated exports stack small losses, so archive QCP before batch SHN shares.
Limits
Starting point: QCP - QCP wraps QCELP voice memos from CDMA handsets. Same payload as QCELP under the handset file name. Seek tables can be sparse; verify duration after conversion. Encode SHN (SHN) from QCP 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 QCP to SHN?
Drop your QCP file onto this page, choose quality and codec settings, then click Convert. The result downloads as SHN instantly. All processing runs in your browser.
What codec is used for SHN?
The default codec for SHN is SHN. 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.