I have been using Signal since before it was even called Signal (TextSecure and RedPhone), and I must say it has really refined itself over the years. It's pret

I have been using Signal since before it was even called Signal (TextSecure and RedPhone), and I must say it has really refined itself over the years. It's pretty easy to set up these days, and I have more non tech oriented friends switching over seamlessly. I use Signal's voice and video calling features as well without any issues.