M4R to CVSD Converter
Convert your m4r files to cvsd online & free
MPEG 4 Ringtones Audio
Continuously Variable Slope Delta modulation
How to convert M4R to CVSD
Select files from Computer, Google Drive, Dropbox, URL or by dragging it on the page.
Choose "to cvsd"
Choose cvsd or any other format you need as a result (more than 200 formats supported)
Download your cvsd
Let the file convert and you can download your cvsd file right afterwards