SPH to PVF Converter
Convert your sph files to pvf online & free
SPeech HEader Resources
Portable Voice Format
How to convert SPH to PVF
Select files from Computer, Google Drive, Dropbox, URL or by dragging it on the page.
Choose "to pvf"
Choose pvf or any other format you need as a result (more than 200 formats supported)
Download your pvf
Let the file convert and you can download your pvf file right afterwards