Convert SPH to WMA online and free
1. Click "Choose Files" button and select your SPH files you would like converted.
2. Click on the “Convert to WMA” button to start the conversion.
3. When the status change to “Done” click the “Download WMA” button
To convert in the opposite direction, click here to convert from WMA to SPH
SPH files are NIST SPHERE waveform files used in speech recognition research. They store human speech recordings for training AI models. ...
WMA is a proprietary format by Microsoft designed for high-quality, lossy compression. Although not as universally supported as MP3, WMA offers flexible bitrate options for varying file sizes and quality. ...
Upload a SPH file, click "Convert", and use additional options to quickly modify its contents before downloading the final WMA file after processing has completed.
Our SPH to WMA 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.