PushSpring provides mobile app audience data and analytics tools to help companies understand user engagement and behavior within their mobile apps. Their solution uses machine learning to create detailed audience segments from billions of mobile signals that can then be used to optimize mobile marketing campaigns and personalize the app experience. The document outlines PushSpring's offering, how it helps address challenges in measuring mobile app performance and ROI, and provides a case study showing how one client was able to generate a 370% lift in click-through rates using PushSpring's data.