A free app for Android, by D SmarTime.

This is the perfect companion for anyone who is active and sports-conscious. It’s the ultimate app for tracking your health and fitness. It is not only a heart rate monitor, but also a multi-sport watch that will allow you to enjoy different sports. It will track your heart rate, exercise, sleep patterns, and other health data, such as your weight, blood pressure, or blood glucose level. It is also a great companion for people who are trying to lose weight or maintain their fitness. 

It is a smartwatch with a heart rate monitor and multi-sport functionality. The watch allows you to choose from different exercises: walking, running, cycling, or football. The app is integrated with the heart rate monitor. It also has a calorie counter. The app also has reminders, so you don’t have to remember to drink water or get up and move around.