Whatsapp on tuesday introduced Voice calling facility for all Windows Phone users. Earlier Whatsapp introduced voice calling facility for Android and IOS users, now the feature rolled out for all the Windows Phone users.
Voice calling facility will be available on the updated version 18.104.22.168. With voice call facility whatsapp also introduced audio messaging option along with the new version.
This facilities will be available to all user who ever using Windows 8 and above.