Appodeal: U.S. mobile ad costs are high, but Asia is catching up

The costs of advertising to get mobile users to install apps is high in the U.S., but Asian countries are catching up, according to the third annual Mobile In-App Ad Monetization performance index from Appodeal.

In a 54-page report, Appodeal, a division of Stack, analyzed the latest data that can give insights for mobile app publishers on the top earning mobile ad networks, ad exchanges, and other things.