Branch.io provides mobile growth and user engagement solutions, focusing on improving mobile app performance and user experience. Their main products include deep linking, which directs users to specific content within an app, and attribution, which helps businesses track the sources of their app installs and user engagement. This allows companies to measure the effectiveness of their marketing campaigns and optimize them accordingly. Unlike many competitors, Branch.io offers a subscription-based model for access to their tools, which include advanced analytics and enhanced security features. Their goal is to help businesses enhance their mobile presence and drive user engagement through effective marketing strategies.