GSM File — Open & Convert .gsm Online
What Is a .gsm File?
GSM (.gsm) is a audio file format. GSM Audio Created by ETSI, this format is essential for musicians, podcasters, and audio engineers.
How to Open .gsm Files
Upload your .gsm file to OpenAnyFile and instantly listen to and convert it in your browser. No software installation required. Works on Windows, macOS, Linux, iPhone, and Android.
Everything About GSM Files
Popular GSM Conversions
Frequently Asked Questions
What is a .gsm file?
A .gsm file is a audio format called GSM. GSM Audio
How do I open a .gsm file without installing software?
Upload your .gsm file to OpenAnyFile. Our browser-based tool instantly detects and displays it — no downloads needed.
What program creates .gsm files?
.gsm files are typically created by ETSI.
Can I convert .gsm to another format?
Yes. OpenAnyFile converts .gsm to WAV, MP3.
Is it safe to open .gsm files online?
Yes. OpenAnyFile processes files in a secure, isolated environment. Files are automatically deleted and all transfers use HTTPS.
Can I open .gsm on my phone?
Yes. OpenAnyFile works on all mobile browsers including iPhone and Android.