This business model includes allowing users to buy virtual goods or premium content directly within the app, frequently with real money or virtual money that can be bought withreal slots casino actual money. There are many different types of in-app purchases: consumables (like virtual currency or power-ups), non-consumables (like extra features or levels), and subscriptions (like access to premium content or services). The fact that in-app purchases can eventually give developers a consistent flow of income is one of their main benefits.