GSM (.gsm)
GSM 06.10 is a speech-compression codec developed for early digital mobile phone networks, prioritizing very small size over audio fidelity.
Frequently asked questions
What is a .gsm file?
GSM 06.10 is a speech-compression codec developed for early digital mobile phone networks, prioritizing very small size over audio fidelity.
What is GSM good for?
GSM works well for legacy voicemail and mobile telephony systems.
What are the downsides of GSM?
Poor quality for music Narrow, telephony-specific use case
Can I convert GSM in FileLab?
GSM isn't yet supported for in-browser conversion here — it typically needs specialized desktop software to open or produce reliably.