Creel is a service that allows users to exchange virtual currencies from different applications and games. It aims to increase user engagement and monetization for developers. Creel conducted a closed beta pilot with 3 game companies, finding that 63% of gamers registered with Creel, 47% became active users, and on average gamers played 30% longer while exchanging currencies through Creel. Overall, Creel earned €1.30 per active user over 4 weeks. Developers saw increased user engagement and spending while gamers enjoyed a new way to interact with currencies across applications.