SPH converter

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Your files are completely safe and accessible only to you. All files will be permanently deleted within 2 hours after conversion.
About SPH

An SPH file is an audio waveform file created in the NIST SPHERE format that is often used in speech recognition research. It usually contains a recording of the person speaking. SPH files are rare, so they are not supported by popular media players. You can convert SPH to WAV with MiConv.

How to convert a file to SPH?

Click the «Choose files» button and select the files you want to convert.

Choose «SPH» as target format. Click «Convert» to start converting files to SPH. It only takes a few seconds.

Done! Your files are converted to SPH format. You can download them to your device.

Supported conversions

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Advantages of MiConv SPH Converter

Online SPH conversion

You don't need to download and install any software to convert files to .sph format. All conversions take place in the cloud.

File security

Don't worry about your files. Only you have access to them. Confidentiality is guaranteed.

Fast and free

Convert your sph files in 2 clicks. And don't pay anything for it! MiConv SPH Converter is free for all users.

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