4 ms·Voice, Hangouts, Messenger, Allo, Duo. Which one should I use, Google, for fuck's sake.by mmanfrin 10y agoVoice, Hangouts, Messenger, Allo, Duo. Which one should I use, Google, for fuck's sake.remir 10y agoI'd say Messenger, because of SMS which is everywhere but also its compatibility with RCS. Of course, your carrier must support RCS, but most of them will eventually.Andrex 10y agoVoice is also confirmed to support RCS in a near-term update. Will be exciting when the happens.