Hiring a cross-device developer is essential for reaching a broader audience. They ensure your software or application is compatible, functional, and user-friendly across multiple devices like smartphones, tablets, and desktops. This adaptability increases user engagement and satisfaction. Their expertise in various operating systems, screen resolutions, and platforms can provide a consistent and seamless user experience. They can also help in spotting and resolving potential issues across different devices, ensuring optimal performance and reducing the risk of user drop-off. Therefore, a cross-device developer is a valuable asset for any business aiming for comprehensive digital presence.