I want to build the Android&iOS app using VoIP technology.
It has simple design and functions.
And can be done using any language, but want to fast and good UX/UI
22 фрилансеров(-а) в среднем готовы выполнить эту работу за $1394
hi there you may use voip SDK, better if you will use newest. fo example linphone can be smallest and good with UI also i can handle all voip part on server side. be free to ask any question bye, Pavel
Hi, I am an experienced programmer and I'm sure I can complete your project for Free PBX VoIP. Please contact me and tell about your project details. Thanks.