Since you remember the ads, I guess they worked? Maybe?
RpNation
Derpy Dev
Moonshadow
I haven't bought the app though. The point is to convince you to buy their product.
Cold Ramen Noodles
But you're mentioning it and out of curiosity, some might look it up and purchase it
Moonshadow
Are you?
Cold Ramen Noodles
I'm looking it up. XD