I've used loads of mobile ads network and integrated to my games/app in a wide variety of platforms. Some of them seems to be really good while others are serving really bad. Getting better eCPMs is really important for developer if he/she goes for freemium model to the apps and hoping to get the maximum eCPMs. List of providers and maximum eCPMS Provider iOS Android WP8/ WinRT BB10 Banner Interstitial eCPMs Chartboost Yes Yes No No No Yes $3-$5 AdBuddiz No Yes No No No Yes $2-$5 AdMob Yes Yes Yes No Yes Yes $0.2-$2 InMobi Yes Yes Yes No Yes Yes $0.05-$0.10 MobClix Yes Yes Yes No Yes No $0.01-$0.02 InnerActive Yes Yes Yes Yes Yes Yes $0.01- $0.6