We are using CallKit framework to benefit native usage for Voip features. Users can make Voice and Video Calls in our Messenger App.
But Apple removing CallKit apps
Swift 5
func isCallKitSupport() -> Bool { let userLocale = NSLocale.current if userLocale.regionCode?.contains("CN") != nil || userLocale.regionCode?.contains("CHN") != nil { return false } else { return true } }