Signal is the world’s most widely used truly private messaging app, and our cryptographic technologies provide extra layers of privacy beyond the Signal app itself. Since launching in 2013, the Signal Protocol—our end-to-end encryption technology—has become the de facto standard for private commu...
I don’t really use Movim either. I set up an account some years ago while testing different federated social networks. However, I have had that same type of issue with more ‘normal’ xmpp chats. It seems to me that the development is a bit too fragmented. I am hoping for continued improvements though :)