We used some WebRTC libraries and implemented them in a test app on the iPhone. The test app allows voice calls between two phones using this app, simi
I don't know why you still get background noise if you use WebRTC lib and enabled NS option.
for me I build the standalone module of WebRTC noise suppression, and it works just fine. when using the most aggressive mode of NS instance, there is little background noise on both Android and iOS.