Slack Calls are now in beta, on Mac, Windows, iOS, Android and Chrome. If you haven’t given it a try yet, please do (and let us know how it goes)! Our help center article on Calls has more details on the feature. We wanted to answer the age-old question that we have all asked each other during a voice call when quality degrades: “Is it my connection or yours?”. We wanted a UI that the user can tru