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GSM to WAV - Online Audio Converter
Convert GSM to WAV online. Private, client-side - no uploadrequired. Batch conversion, quality presets, codec control.
Convert GSM to WAV
Drop GSM audio here or click to select
GSM
WAV (PCM 16-bit)
About GSM to WAV
Convert GSM to WAV. GSM 06.10 encodes European mobile speech at 13 kbps. WAV is Microsoft's RIFF container, usually holding 16-bit PCM. Files run about 10 MB per minute, so archive as FLAC..
Why convert GSM to WAV?
- Larger files than lossy shares with WAV uncompressed quality.
- Keep quality where supported.
- Private, no upload - runs in your browser.
GSM vs WAV
| Codec | GSM | PCM 16-bit |
|---|---|---|
| Compression | lossy | uncompressed |
| Sample behavior | Quality set by bitrate | Full quality kept |
| Typical use | GSM 06.10 encodes European mobile speech at 13 kbps. | WAV is Microsoft's RIFF container, usually holding 16-bit PCM. |
When not to convert GSM to WAV
- Skip WAV for the smallest share: lossless output stays large, so prefer a lossy target when sending GSM files.
- Keep a master copy: repeated exports stack small losses, so archive GSM before batch WAV shares.
Limits
Starting point: GSM - GSM 06.10 encodes European mobile speech at 13 kbps. Carrier framing can offset timing; verify duration. Files run about 10 MB per minute, so archive as FLAC. Encode WAV (PCM 16-bit) from GSM 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 GSM to WAV?
Drop your GSM file onto this page, choose quality and codec settings, then click Convert. The result downloads as WAV instantly. All processing runs in your browser.
What codec is used for WAV?
The default codec for WAV is PCM 16-bit. 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.