Exactly the kind of work I did few weeks back. And got 5 star reviews. In fact whatever project I take up, I try to over deliver so that you have an amazing experience.
I am a UI/UX guy with coding skills, so rest assured your new Material designed app will be fabulous.
Lets chat and get started. And in meantime just share your app link so that I can take a look.
PS: Ping me, and I would love to show my last similar work. In fact it too was an ads app called "PrimePoints"