Beeper, all your chats in one app. Yes, really.

Beeper is a universal chat app. built on the open source chat protocol Matrix, Available on Linux and Android (and also on most widespread proprietary systems).
Beeper contributes back to the Matrix community. All of their Matrix bridges are open source on our Github. Don’t want to pay for Beeper? Self-host your own instance for free.

I think I will try it!