is an iOS app which draws data from smart devices and an in-app questionnaire, enabling users to discover quantitative connections between their bio-metrics and psychological well-being. LifeMetrics extends the functionality of a users existing health tracking apps and wearables through the HealthKit API without competing in those already crowded markets. By leveraging machine learning on our aggregated data we aim to provide further analysis and predictive insights for individuals, healthcare providers, public health initiatives, and foundations.