AMR to SNDR Converter
Convert your amr files to sndr online & free
Adaptive Multi Rate
MS-DOS early ’90s .SND(RT) files
How to convert AMR to SNDR
Select files from Computer, Google Drive, Dropbox, URL or by dragging it on the page.
Choose "to sndr"
Choose sndr or any other format you need as a result (more than 200 formats supported)
Download your sndr
Let the file convert and you can download your sndr file right afterwards