Apps with Ads

[PereDroid]

How do Devs get paid on free apps that have ads? Is it per click?
Just curious because I never click ads. But if it helps the Devs to click ads, I would more often.

 

[Backnblack]

Google Mobile Ads

 

[PereDroid]

Thanks.
So the sort answer is NO, you do not need to click the ads.