There are NO "Free" Messenger - every messenger needs money to run its sevices.
SimpleX Chat got 370.000 Dollar Venture Capital von Village Global
https://www.crunchbase.com/organization/simplex-chat
Village Global means Marc Zuckerberg, Jef Bezos, Bill Gates, ect - see:
Matrix comes from Amdocs = the first metadata company in computer history.
Now they want to collect all the metadata from messengers as well, as the protocol leaks metadata, homeservers leak metadata, and so on.
The Client Element even says that they collect metadata:
"... but we might profile metadata ..."
See:
Sessions traffic runs across 4.000 nodes and does not know who´s behind each node! Thats pretty unsecure!
Australia as a 5-Eyes Member is bad:
https://en.wikipedia.org/wiki/Five_Eyes
Sessions suspicious chineese "finaciers" doesn´t make better:
There are no "free" messenger - either you pay with your privacy or with money.
And stop pointing out "paid apps" as bad (red cross), as this is the only form of transparent finance.
Threema is the only messenger which does NOT saves metadata or IPs.