AppPrizes is a free platform that allows app developers to run contests and reward engaged users with real prizes to increase user engagement. It integrates easily into apps in under 5 minutes. By motivating users with prizes, AppPrizes can increase daily active users by up to 43%, monthly users by up to 90%, and user engagement metrics. This helps developers monetize through personalized ads and purchases within the app. The platform has helped puzzle, card, and motorcycle games grow their user bases and engagement.