VOIP client App based on zoiper

Hi, I have extensive experience developing iOS and Android apps. Also I have experience working with VOIP technologies - I've developed an app which used 'doubango' SDK for SIP based communication. As for the bid I've posted an approximate price. I'd like to make additional clarifications prior to making the exact evaluation. As far as I understand 'zoiper' provides all the needed functionality for VOIP communication. So the only difficult part is an integration of it into the app and UI/UX implementation. So prior to setting the exact bid I'd like to discuss with you the UI of the app. Thanks and looking forward for your

A proposal has not yet been provided

Hello sir. I am a passionate mobile developer with 5+ years rich experience. Before felling in love with mobile apps, I had worked extensively with objectiveC, XCode, Java, C++ to have a strong grip on OOP and design patterns. Worked in domestic/global app development teams during my last 5 years, gained rich experience and knowledge in mobile app development. your project is one of my favorite and high quality I can provide quick and quality result within your budget. My communication and working time will be flexible to meet your requirement. I will do my best in order to realize your ideas into life.

Hello Sir, We have worked on freeswitch server and SoftPhones like XLite and Zoiper. We have experience in langauges like LUA. Ready to work on this project Thanks

Hello! Though I am new writer at freelancer.com so as my enthusiasm to write interesting and mind mesmerizing contents. I don't advocate my self much. My job will be straight forward to please the client. I prefer u - attitude for web contents to reach the finest perception of the readers. My lesser feedback here at this site does not prove my adverse efficacy. I hope you will select right person. Thanks