Hi
I Have Read your Requirement doc as well as the points that you gave and I Am sure I will be Able to Help you as I am also working on something similar. If you suggest I will give demo for it.
We are leading IT company in India having 6+ years of experience and mastery in App and Web development, App and Web designing, backend, SEO/SMM cloud services, and enterprise solutions.
We have knowledge of Xcode IDE(Objective-C), Swift, Eclipse IDE, Android SDK, ADT Plugin, Java Programming, JSON, XML, laravel , Codeigniter, Angular, Utility APIs, MySQL and SQL server database, super level UI design and much more.
Please come to chat for further discussion so that we can start immediately.
Best Regards
Logical SoftTech