There is not always an app for that. Despite the existence of millions of apps, there is still plenty of room for innovation and improvement. A custom app can put your product or service in the hands of new customers.
Mobile development is not just for apps. A majority of your clients are likely interacting with your website and applications using their mobile devices. Responsive design, small screen-friendly functionality, and speed over cellular networks should be a part of the strategy when developing or designing any digital product.