5 stars: Probably the best SIP/VOIP app. The only drawback is that it only supports a single VOIP line. Still, the app is easy to setup and configure, intuitive design, compatable with various providers, very customizable, and loaded with features. Also, love the large keypad! Bravo to the developer's. Great app!
4 stars: Nice app with easy initial setup and extensive advanced settings. I'm using it with asterisk server and it works OK for calls, but I cannot send files and messages. Any ideas and what I need to setup on both ends (sever/client) ?
4 stars: The only sip app that works consistently for me on wifi and cellular even with android pie's aggressive doze optimization. Tons of options to fine tune which I like. The only suggestions I have are to have in-app
3 stars: Mi A2-lite. Android One (Q} Works fine with one sip account. If you have two providers it switches accounts around. Both may initially work but eventually an account stops working. I've uninstalled and reinstalled several times and still have the same problem. I think there is a config file/folder that needs to be deleted but I can't find it. App has a boat load of settings but navigation is a bit confusing. 3.5 stars.
3 stars: Full-featured SIP client. Worked well with a single SIP account. Completely broken after I added a second account. It seems to have mixed up the credentials and wouldn't register with either server. It also appears to have sent my credentials to their proxy without ...