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GSM to IT - Online Audio Converter
Convert GSM to IT online. Private, client-side - no uploadrequired. Batch conversion, quality presets, codec control.
Convert GSM to IT
Drop GSM audio here or click to select
GSM
IT (IT)
About GSM to IT
Convert GSM to IT. GSM 06.10 encodes European mobile speech at 13 kbps. IT (Impulse Tracker) sequences samples with filters and envelopes. Effects vary by engine, so audition before archiving..
Why convert GSM to IT?
- Tiny files with IT note events (no audio samples).
- Keep quality where supported.
- Private, no upload - runs in your browser.
GSM vs IT
| Codec | GSM | IT |
|---|---|---|
| Compression | lossy | sequence |
| Sample behavior | Quality set by bitrate | Note events - no audio samples |
| Typical use | GSM 06.10 encodes European mobile speech at 13 kbps. | IT (Impulse Tracker) sequences samples with filters and envelopes. |
When not to convert GSM to IT
- Skip IT for recorded sound: it stores note events, not audio, so keep the GSM recording.
- Keep a master copy: repeated exports stack small losses, so archive GSM before batch IT shares.
Limits
Starting point: GSM - GSM 06.10 encodes European mobile speech at 13 kbps. Carrier framing can offset timing; verify duration. Effects vary by engine, so audition before archiving. Encode IT (IT) 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 IT?
Drop your GSM file onto this page, choose quality and codec settings, then click Convert. The result downloads as IT instantly. All processing runs in your browser.
What codec is used for IT?
The default codec for IT is IT. 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.