Dai Offers в Android Market

Dai Offers (v. 1.0) Разработано Zero Trender

Dai Offers provide you with opportunity to reward your users with in-app currency which could be used to unlock features, provide extra content and otherwise emulate the micro-payment infrastructure - without the user having to pay a single cent. Implement Dai API in your other apps and we'll track user acting on your offers and promotions so they could reap an instant benefit