The Play Store in the US users ESRB ratings including "Mature" (17+) and "Adults Only". But it doesn't allow apps that "contain or promote pornography". It's po

The Play Store in the US users ESRB ratings including "Mature" (17+) and "Adults Only". But it doesn't allow apps that "contain or promote pornography". It's possible there's a carve-out for actual sex as a health-related app category if it's not too erotic.