The Helix Smart app allows you to link your TX_WA3V1 smart watch with your Android phone. Heart Rate Monitoring 24/7 monitoring of your heart rate, providing you insights on your vitals. Auto Temperature Monitoring With an in-built temperature monitor, keep track of your temperature anytime anywhere. Sleep Tracking Sleep duration and quality tracked automatically Fitness and Activity Tracking Track your Steps, Distance and Calories burnt along with support for multiple activities like Running, Cycling, Walking, Yoga, and many more Phone Finder Find your phone with the Phone Finder feature Alerts Receive Sedentary reminders and alerts for Calls, SMS and Social messages Watchfaces Choose from a variety of watchfaces depending on your style Fitness Rank & Badges Earn badges as you keep fit and monitor how you stack up against others Fitness Buddies Share your fitness progress with your friends & loved ones Vitals Circle Share your vitals with your friends and family, enable your well-being! Note: This app uses the READ_CALL_LOG permission to enable call notification feature on your TX_WA3V1 smart watch.