Hello, I'm a certified developer and have extensive experience developing mobile applications by sending data between the mobile device and a server, I offer you a good price and a short delivery time (I calculate that in 2 or 3 days should the application and the remaining days to carry out the same tests), if you look at my profile I have 100% completion of my project which is important for you that I guarantee that your application will be terminated, It will be a pleasure to be able to develop your application, any doubt tells me, best regards, GCG