1. Click "Choose Files" button and select your M4R files you would like converted.
2. Click on the “Convert to NIST” button to start the conversion.
3. When the status change to “Done” click the “Download NIST” button
To convert in the opposite direction, click here to convert from NIST to M4R
M4R files are compatible with Apple iTunes and Quick Time Player. Users primarily use these files to save ringtones on their iPhone. M4R files are similar to AAC and M4A files. The files transfer seamlessly from opening on computers to phones. Users can download audio alongside the file through the iTunes store. M4R files are generally smaller, but allow users ...
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 ...
Upload a M4R file, click "Convert", and use additional options to quickly modify its contents before downloading the final NIST file after processing has completed.
Our M4R to NIST 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.