HeartIn – Heart Rate Monitor & HRV Tracker HeartIn gives you fast heart rate checks, HRV trend tracking, pulse insights, and organized blood pressure logs—all in one simple, reliable app. Use your phone’s camera and flash to check your pulse quickly and follow how your heart rhythm changes throughout the day. Key Features • Heart Rate Monitoring (Camera-Based) Check your heart rate in seconds by placing your finger on your camera. Track changes before or after activity or throughout your daily routine. • HRV Tracking Follow Heart Rate Variability estimates with clean charts that help you understand changes in rhythm, balance, and recovery patterns. • Heart Score Each check provides a simple Heart Score that helps you follow long-term heart rate and HRV patterns in an easy, visual way. • Pulse Tracking with Wear OS Connect compatible Wear OS devices to view pulse data alongside your in-app heart rate checks. •