SD2 to AMR Converter
Convert your sd2 files to amr online & free
Sound Designer 2 format
Adaptive Multi Rate
How to convert SD2 to AMR
Select files from Computer, Google Drive, Dropbox, URL or by dragging it on the page.
Choose "to amr"
Choose amr or any other format you need as a result (more than 200 formats supported)
Download your amr
Let the file convert and you can download your amr file right afterwards