Ask HN: Matrix or Tox?
You haven&#x27;t given us any information about what you are trying to achieve:  Voice calls?  Video?  Surveillance proof?<p>You haven&#x27;t given us any information about what they have access to:  Phones?  Laptops?  Desktops?<p>You haven&#x27;t given us any information about what software they run: Android?  MacOS?  Linux?  Windows?<p>You haven&#x27;t given us any information about what you&#x27;ve considered and rejected: WhatsApp?  Zoom?  Facebook Rooms?  Messenger?<p>What are your constraints?<p>I don&#x27;t have an answer, but information like this seems an absolute minimum to let people help you.