Convert SPH to M4A

Change SPH audio to M4A online

Drop SPH here
or
choose a file
Supports .sph files

About

SPH
SPeech HEader Resources

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

M4A
MPEG-4 Apple Lossless Audio Codec

M4A is a compressed audio file formatted developed by Apple. It uses a lossless compression algorithm and often used with iPod devices.

How to use this SPH to M4A 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 M4A file will appear below. Click download to save to your computer.