Convert SPH to PVF

Change SPH audio to PVF online

Drop SPH here
choose a file
Supports .sph files


SPeech HEader Resources

A Waveform audio file developed by NIST. It is stored in binary format.

Portable Voice Format

A format for storing human speech on Unix systems at low bandwidth developed by Marc Schaefer.

How to use this SPH to PVF converter

  1. Drop your SPH file into the box, or click to select a file from your computer.
  2. Review file and click remove if you would like to choose another.
  3. Click convert. Your file will upload and the conversion process will begin. Larger files will take longer to convert.
  4. Your new PVF file will appear below. Click download to save to your computer.