watchHR is a professional heart rate monitoring app designed for Apple Watch, providing instant heart rate tracking, intelligent alert system and complete exercise data recording.
You can set low and high heart rates as your own training requirements.
If your body cannot bear the set exercise intensity, please adjust the exercise intensity yourself and do not overload your heart rate.
According to the set age and gender, each person's resting heart rate or aerobic interval is automatically adjusted.
Suggestion: Set the watch to always display so that you can observe the different colors of your heart rate interval at any time.
Correct operation method: Every time you open the App, please drag up at the bottom of the homepage and press the "Start" button to start monitoring your heart rate.
**Core functions**
• Real-time heart rate monitoring and display
• Three-level heart rate alarm system (low, high, abnormal)
• Low heart rate ringing and vibration once
• Exceeding high heart rate ringing and short vibration twice
• Exceeding abnormal heart rate ringing and long vibration twice
• Customizable heart rate threshold settings
• Sound + vibration dual alarm
• 10 language interface support
**Professional features**
• Accurate heart rate algorithm, comparable to professional equipment
• Intelligent motion detection, automatic data recording
• No advertising interference, focus on sports experience
• One-time purchase, no need to bind subscription system
• Created by independent developers
**Target audience**
• Fitness enthusiasts
• Professional athletes
• Health-conscious users
• People who need heart rate monitoring

Data usage will affect the battery level of the watch. Please note that long-term operation will affect the battery life.

For the price of a cup of coffee, you can have a professional-level heart rate monitoring experience. Support independent developers and let us build better health apps together!