Quote Originally Posted by GreenLantern View Post
3CX for android is also pretty good.
I actually tried 3cx, but for some reason it would not install. I have a Galaxy S Advance.

Installed CSIPSimple. Seems to work OK. But have not figured how to disable auto start upon boot.

This is my first Android, so I have a lot of learning. I was shocked to see I need a Google account to load any software.