Rooted with LightROM.
Using Termux on my Android 9.0
But if you use like jabber "xmpp" + Tor and you're totally safe.
All links goes to Androids Google Play ▶ Store.
- It's free and you don't have to enter either mail or phone number.
Only Login & Password.
Login with that username and pw you chose when you registered your jabber account.
There you go. For be more safe I recommend that you root your mobile phone 📱.
You need Odin, a twrp recovery and a custom ROM/Kernel for your phone.
Google is your friend!
And there you go.
"How to be safe on the Internet @April 2020