SPH File

What are SPH files and how to open them

Are you having problems opening a SPH file or are you simply curious about its contents? We're here to explain the properties of these files and provide you with software that can open or handle your SPH files.

What is a SPH file?

A .SPH file is a NIST Sphere Waveform Audio file.

We have not yet analyzed in detail what these files contain and what they are used for. We're working on it.

How to open SPH files

We have identified one SPH opener that is compatible with this specific type of SPH file.

Programs that open NIST Sphere Waveform Audio files

Last updated: February 24, 2023

Various apps that use files with this extension

These apps are known to open certain types of SPH files. Remember, different programs may use SPH files for different purposes, so you may need to try out a few of them to be able to open your specific file.

Help us help others

File.org helps thousands of users every day, and we would love to hear from you if you have additional information about SPH file formats, example files, or compatible programs. Please use the links below or email us at submit@file.org to discuss further.