WMA to AMR-WB - Online Audio Converter

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

Convert WMA to AMR-WB

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

Output format

AMR-WB (AMR-WB)

Mode[i]

Simple Advanced

Quality[i]

Sample Rate[i]

Channels[i]

About WMA to AMR-WB

Convert WMA to AMR-WB. WMA is Microsoft's audio codec paired with Windows Media workflows. AMR-WB widens speech to 16 kHz for HD voice calls. 16 kHz sampling caps highs; keep a master for music..

Why convert WMA to AMR-WB?

Smaller files with AMR-WB lossy compression.
Keep quality where supported.
Private, no upload - runs in your browser.

WMA vs AMR-WB

Codec	WMA v2	AMR-WB
Compression	lossy	lossy
Sample behavior	Quality set by bitrate	Quality set by bitrate
Typical use	WMA is Microsoft's audio codec paired with Windows Media workflows.	AMR-WB widens speech to 16 kHz for HD voice calls.

When not to convert WMA to AMR-WB

Skip AMR-WB for archival masters: lossy compression discards detail, so keep the WMA original.
Keep a master copy: repeated exports stack small losses, so archive WMA before batch AMR-WB shares.

Limits

Starting point: WMA - WMA is Microsoft's audio codec paired with Windows Media workflows. Copy-protected store files cannot be converted; use DRM-free sources. 16 kHz sampling caps highs; keep a master for music. Encode AMR-WB (AMR-WB) from WMA 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 WMA to AMR-WB?

Drop your WMA file onto this page, choose quality and codec settings, then click Convert. The result downloads as AMR-WB instantly. All processing runs in your browser.

What codec is used for AMR-WB?

The default codec for AMR-WB is AMR-WB. 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.