Google Hangouts for Android Gets Merged Conversations, Contact List. Google is getting serious about revamping our mobile communications by continuing the merger between various methods of messaging. Now, SMS messaging and Google Hangout conversations with the same person are merged, so that the conversations aren't disjointed. In addition, it is easier to distinguish Hangout friends from normal contacts with a divided contacts section. It is a simple click within the app to decide if you want a message to travel via SMS or Hangouts. The interface is improved, and you can download it now. For Android only.