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Because it enables developers to reach a larger audience while still earning money from devoted players who are prepared to spend money on in-game items, the freemium model has grown in popularity in the game app economy. For developers hoping to make money off of their games in the game app economy, in-app purchases are a potent tool. By enabling players to purchase in-game currency or virtual goods, game developers can generate a consistent flow of income to cover continuing maintenance and development expenses.