I currently use Telegram for my friends and family, but have reluctantly come to the conclusion that the UK Government is either reaching agreement for backdoors with messaging services, or is trying its hardest to.
I’m also on Element/Matrix. Before I try to get my contacts to join me on there, should I be aware of any privacy issues or is that a good place to head?
It’s been recently added to FDroid.
You can use NTFY with Molly (which has been on FDroid for some time).
This one is just a straight-up lie. Everything on the server is encrypted and no one has the keys except the participants.