M4R to SOU Converter
Convert your m4r files to sou online & free
MPEG 4 Ringtones Audio
SOU - 8-bit unsigned integer PCM RAW Audio
How to convert M4R to SOU
Select files from Computer, Google Drive, Dropbox, URL or by dragging it on the page.
Choose "to sou"
Choose sou or any other format you need as a result (more than 200 formats supported)
Download your sou
Let the file convert and you can download your sou file right afterwards