Used to, there were a ton of multi-chat-network desktop clients back in the day. Several still exist... Trillian, MirandaIM, Pidgin. Not sure what the mobile sc

Used to, there were a ton of multi-chat-network desktop clients back in the day. Several still exist... Trillian, MirandaIM, Pidgin. Not sure what the mobile scene is like, but this problem was solved decades ago