Hume Health positions itself as a comprehensive body composition tracking platform rather than just another weight monitoring app. Working primarily with FitTrack's smart scales, the system uses bioelectrical impedance analysis to provide multiple health metrics that give users a more complete picture of their physical condition beyond traditional scale numbers. The app serves as the central hub where all this data is collected, analyzed, and presented in actionable formats. The core functionality revolves around detailed body composition tracking, with the app measuring over a dozen different metrics including body fat percentage, muscle mass, bone mass, water weight, and metabolic age. These measurements require users to stand on compatible smart scales while holding handle sensors to complete the full analysis. For quick check-ins, the scales still function as regular weight measurement devices without requiring the full hand-contact procedure. The app organizes this data into trend charts and progress reports that help users identify patterns over time rather than focusing on daily fluctuations. In practical use, the app integrates with existing health ecosystems including Apple Health and Google Fit, allowing data synchronization with other fitness tracking platforms. Users report the internal rechargeable battery and USB-C charging as significant practical advantages over traditional battery-operated scales. Some users note a learning curve with the latest interface update, where navigation became less intuitive compared to previous versions. The hand-contact measurement process can sometimes require moisturized skin for consistent readings, though regular weight measurements work reliably regardless of skin condition. User feedback consistently highlights the value of multiple data points beyond basic weight tracking. Reviews indicate particular appreciation for the body fat percentage tracking, which helps users focus on body composition changes rather than scale weight alone. Several users compare the accuracy favorably against professional-grade equipment, though some note the subscription model for advanced features as a potential limitation. The most common praise centers on how the detailed metrics help users make more informed decisions about diet and exercise routines, while the primary criticism involves interface changes in recent updates. Overall, Hume Health delivers robust body composition tracking with generally reliable metrics that provide meaningful insights for fitness enthusiasts. The subscription model for advanced features may not suit all users, and the interface could benefit from refinement based on user feedback. However, for those seeking detailed body composition data without professional equipment costs, the app provides substantial value when paired with compatible hardware.