FitSelf pro is the best smartwatch app that works with the popular swisstone SW 600 HR.

The app allows you to set goals for your daily steps and activity, monitor your sleep, measure your heart rate and blood oxygen, and display the data in the app.

It's a great way to keep track of your fitness progress and get daily motivation.

You can also set an alarm clock to wake up, and the app will send you notifications for messages, calls, and any other activity.

You can also set reminders to make sure you drink enough water.

Through the camera control, you will be able to take pictures.