Does Microsoft's Teams for personal use stand a chance? Too much competition and not enough passion suggests it doesn't.
The New York Times-owned Wirecutter recently did a roundup of best messaging apps. It is thoroughly written and backed by some extensive testing of 11 services, whittled down to 5, and evaluated by six users as to which was preferable. The review criteria included setup (security, control), message threading, search quality, file sharing, mobile and desktop app support, and ease of making video calls.
Full story from the WindowsCentral blog...