AMR to SHN - Online Audio Converter

Convert AMR to SHN online. Private, client-side - no uploadrequired. Batch conversion, quality presets, codec control.

Convert AMR to SHN

[+] Drop AMR audio here or click to select AMR

Output format

SHN (SHN)

Mode[i]

Simple Advanced

Quality[i]

Sample Rate[i]

Channels[i]

About AMR to SHN

Convert AMR to SHN. AMR encodes narrowband speech for GSM calls at 12.2 kbps and below. SHN (Shorten) is the 1990s concert-trading codec for live recordings. Seek tables can be sparse; verify duration after conversion..

Why convert AMR to SHN?

Larger files than lossy shares with SHN lossless quality.
Keep quality where supported.
Private, no upload - runs in your browser.

AMR vs SHN

Codec	AMR-NB	SHN
Compression	lossy	lossless
Sample behavior	Quality set by bitrate	Full quality kept
Typical use	AMR encodes narrowband speech for GSM calls at 12.2 kbps and below.	SHN (Shorten) is the 1990s concert-trading codec for live recordings.

When not to convert AMR to SHN

Skip SHN for the smallest share: lossless output stays large, so prefer a lossy target when sending AMR files.
Keep a master copy: repeated exports stack small losses, so archive AMR before batch SHN 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. Seek tables can be sparse; verify duration after conversion. Encode SHN (SHN) 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.

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FAQ

How do I convert AMR to SHN?

Drop your AMR 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.