Game metrics are quantitative measurements used to evaluate the performance and engagement of a video game. These metrics can include player retention rates, session length, and in-game purchases, helping developers understand how players interact with their game. By analyzing these data points, developers can make informed decisions to improve gameplay and enhance user experience. Additionally, game metrics can track player behavior, such as the most popular levels or characters. This information allows developers to identify trends and preferences, guiding future updates and content creation. Overall, game metrics are essential for optimizing a game's success and ensuring player satisfaction.