How difficult is it to create and maintain such an application?

Question

Android

Hey! You need a professional opinion about the complexity of developing and maintaining the application. What it is - an information application with several tabs, one of which constantly has the ability to view ads, you can also select commercials by interest. Another tab like news, which is updated every day. Otherwise, a few functions, such as the status of the client, which also automatically changes. How high is the level of complexity and cost if you hire an average developer? Since I do not give all the information, I ask you to evaluate according to the upper threshold.
I will be very grateful! Since the amateur himself, if he missed a significant condition, please write below.

Answer 1

On the upper threshold - dofiga money and fuck how much effort and time.
More precisely, we can say if there is more information.