MoPub is a hosted ad serving solution built specifically for mobile publishers. MoPub’s consolidated ad serving platform gives app publishers the ultimate in monetization flexibility. You can manage your whole advertising stack: from 1st party direct-sold ads and cross-promotions to ad network management. You’re automatically connected to the leading RTB (real-time bidding) Exchange for mobile, MoPub Marketplace. MoPub serves billions of ads every day to Android and iOS app users globally.