We have a strong and experienced team of mobile and web developers and also have many apps in google playstore with payment integration modules,third party integration,videos and adds section.
So in a word, I can say that we already have experience of making such apps which are bug free, robust and more than your expectation.
Also, we have robust team of PHP developers who can help with webservices for this app, so all can be bundled together.
We can also provide you with scope and wireframe for each screens for your app which will be prepared by our expert BA team and then we will also assist you for uploading it on Play store and maintenanceof its different versions and various bids generated
I can assure you that working with our company will make you feel a better choice.
I request you to contact me, and discuss in detail for your work and can also provide you a wireframe and scope document based on our discussion about your requirements.