NVIDIA GeForce Experience is a software application designed for users of NVIDIA graphics cards. It helps optimize game settings for better performance and visual quality based on the user's hardware. The application also provides automatic updates for drivers, ensuring that users have the latest enhancements and fixes for their graphics cards. In addition to optimization and updates, GeForce Experience includes features like ShadowPlay, which allows users to record gameplay, and GameStream, enabling streaming of games to other devices. Overall, it enhances the gaming experience by making it easier to manage graphics settings and capture gameplay moments.