1. Click "Choose Files" button and select your MP3 files you would like converted.
2. Click on the “Convert to GSM” button to start the conversion.
3. When the status change to “Done” click the “Download GSM” button
To convert in the opposite direction, click here to convert from GSM to MP3
MP3 files have become one of the most widely-used ways of storing and playing music, due to their small file sizes and wide support by media players and portable devices. Their compression technique effectively reduces original audio sequences without altering quality; making MP3 ideal for use on mobile phones or other small digital devices. MP3 audio files offer many advantages ...
GSM audio files are an archival format commonly used by cellular phones for recording vocal audio data during calls. Intended to serve telephony throughout Europe, GSM offers an ideal balance between file size and quality; its use includes various voice codecs that compress 3.1kHz audio down to less than 10 kbit/s. When opening and operating a GSM file on your ...
Upload a MP3 file, click "Convert", and use additional options to quickly modify its contents before downloading the final GSM file after processing has completed.
Our MP3 to GSM converter works on Windows, Mac OS, Linux, iOS and Android systems alike - our servers automatically process each file without requiring you to install plug-ins or applications!
We guarantee 100%% of the privacy and have no access to your files once uploaded/converted, making them inaccessible by anyone and completely protecting them.