1. Click "Choose Files" button and select your NIST 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 NIST
NIST files are sound recordings stored in the National Institute of Standards and Technology's Speech Header Resources Exchange Format (SPHERE), designed for speech recognition software like Hidden Markov Model Toolkit. NIST files consist of both metadata information as well as audio data in waveform format; VLC can playback these files while soX or FFmpeg may convert them to more common ...
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 NIST file, click "Convert", and use additional options to quickly modify its contents before downloading the final GSM file after processing has completed.
Our NIST 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.
