linkSelf vs Simple Heart Rate

This application supports a Bluetooth Smartband that connects to your smartphone. Through the Bluetooth Smartband you can track your exercise, monitor your sleep, detect your blood pressure and blood oxygen, and track your progress in the app. Set the smart alarm clock on the Bluetooth Smartband with silent vibration to remind you to get up, so you always wake up on time. You can toggle notification settings to vibrate when you receive calls or reminders via your smartphone so you do not miss anything. You can share your fitness results to Facebook, Twitter and Instagram social platforms. You can synchronize exercise data, sleep data and other data to the [Health App] applications, so you a more comprehensive understanding of health.

【Simple Heart Rate】 is a handy tool that lets you measure your heart rate anytime using just your phone's camera — no external devices needed. **Camera Heart Rate Detection** Place your fingertip on the rear camera lens, and the app analyzes subtle light changes in your skin to estimate your heart rate in real time. A simple, device-free approach to heart rate monitoring. **History & Trend Tracking** Every measurement is saved locally. Browse, search, filter, and sort your records to observe how your heart rate changes over time. **Health Analysis Dashboard** View your latest heart rate alongside estimated stress, blood oxygen, and hydration levels — all derived from your measurement data. Weekly trend charts help you spot patterns at a glance. **Customizable Reminders** Set daily heart rate check reminders and health report notifications so you never miss a session. **Medical Disclaimer & Sources** This app is not a medical device. All results are for health reference only and do not constitute medical advice. Research sources (PubMed, IEEE) are provided in-app for transparency. Start tracking your heart rate today — simple, quick, and always in your pocket. This app is a non-medical health reference tool that only provides heart rate detection and basic related analysis. Results are affected by devices, usage scenarios and other factors, and are for daily health monitoring reference only. It has no medical diagnosis or treatment effect and cannot replace the diagnosis and treatment advice of professional physicians and medical institutions. If you have health problems such as abnormal heart rate, please go to a regular medical institution in a timely manner. The developer shall not be liable for any consequences arising from the use of the test results of this app. EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://fenwoon.xyz/jijianxinlv/privacy.html