GSRT to AVR Converter
Convert your gsrt files to avr online & free
Grandstream ring-tone files
Audio Visual Research format
How to convert GSRT to AVR
Select files from Computer, Google Drive, Dropbox, URL or by dragging it on the page.
Choose "to avr"
Choose avr or any other format you need as a result (more than 200 formats supported)
Download your avr
Let the file convert and you can download your avr file right afterwards