Dear client! After we've examined your description - we find that can resolve your development needs, having exactly that you need. There are middle/senior iOS and Android developers in our team, who fully matched all your requirements and skills needed, and they do not sitting on the spot, if talking about their attitude. Here, due to Freelancer limits, we have no ability to place all their characteristics - so we propose you to organize interview with our iOS team lead to discuss details. Please, COULD YOU GIVE US HTML AND UI DESIGNS also? - our developers will make an examination and we will provide you with an exact calculations of cost and terms asap, based on the designs. Also, name please a full list of all tasks for a developers. Would it be any server side works? Let you to know OUR BASIC HOURLY RATE's: iOS $22-$25 (depends of a professional level of specialist); Android $20-$25. Concerning our portfolio - kindly take a look on our profile. All apps in them are Native (Swift, Objective-C, Java) and already submitted in markets. And, we will be glad if you accept our invitation to the direct talk for clear and detail understanding of your development. Our SKYPE: STUDIOMOBOX . Voice and video calls are welcome, feel free to contact 24/7 with any questions and offers also. Best, Mobox