3 ms·Duo isn't a chat app; it's a video app.by shaklee3 6y agoDuo isn't a chat app; it's a video app.oblio 6y agoSo just like Hangouts supports video? :-)shaklee3 6y agoRight, but OP was listing chat apps to say how many Google killed. Allo was the analogous chat app that was released in tandem with duo. Duo is not a chat app.