I used Goodle Admob (back in the day it was only Admob) to monetize it. Thanks to the monetization I managed to purchase all of these devices and develop the ap

I used Goodle Admob (back in the day it was only Admob) to monetize it. Thanks to the monetization I managed to purchase all of these devices and develop the app further. It was like finding a way to solve a tiny bootstrapping problem.