PAF to SPH Converter
Switch from PAF to SPH with a browser-based converter
Modern Format
PAF recordings become far more usable as SPH. The conversion unlocks NIST-specified format that PAF cannot provide.
Bulk Conversion
Handle multiple PAF to SPH conversions at once. Upload your batch and let the converter process them in parallel.
Effortless Conversion
The entire PAF to SPH process is designed for simplicity. Drag your audio in, pick the format, and grab the output.
How to convert PAF to SPH
Select files from Computer, Google Drive, Dropbox, URL or by dragging it on the page.
Choose sph or any other format you need as a result (more than 200 formats supported)
Let the file convert and you can download your sph file right afterwards
About formats
Frequently Asked Questions
PAF suffers from niche big-endian audio format no longer in active use. SPH offers academic speech database standard.
You can open SPH with HTK toolkit, SoX, and speech research tools.
No quality is lost. SPH stores audio without additional compression, so your PAF recording carries over at full original fidelity.
It works on any platform — desktop or mobile. Just open your browser, upload the PAF recording, and convert to SPH.
Your uploaded PAF recordings are deleted immediately after conversion. The resulting SPH outputs are removed within 24 hours.
No installation required. The converter runs entirely in your web browser — just upload, convert, and download.