Just as there are two different kinds of products that you can sell in your OUYA game, there are two main monetization models that you can choose from to structure your in-app purchases: paygate and free-to-play. Both of these models focus primarily on one product type or the other, and they can make a big difference depending on the experience you're trying to convey. They are described as follows:
Paygate: The paygate model is centered around the idea of a full game unlock entitlement. As the name implies, the player is met with a "gate" or "wall" after playing the game for a short time that asks them if they want to pay to unlock the full game. If they pay, the rest of the game is immediately unlocked. Payment isn't required, so players don't have to spend money on a game they don't enjoy, but if they don't pay, they are limited to the functionality of the introductory stages. Further functionality may be added to the game with entitlement products that represent...