Rthm is described as 'is the first mobile app capable of monitoring your heart rate and breathing rate, turning your phone into the world's most advanced fitness tracker' and is an app in the Sport & Health category. There are more than 10 alternatives to Rthm for a variety of platforms, including Android, iPhone, Mac, iPad and Apple Watch. The best alternative is Google Fit, which is free. Other great apps like Rthm are Samsung Health (Free), Apple HealthKit (Free), iCare Body Check (Free) and HeadUp Labs (Free).
HealthKit allows apps that provide health and fitness services to share their data with the new Health app and with each other. A user’s health information is stored in a centralized and secure location and the user decides which data should be shared with your app.
Sync your Fitbit or Apple Watch to the HeadUp Labs app & see your personalised human dashboard come to life. We’ll rate your heart, mind, sleep, activity & weight to help you transform your health. We may even save your life.
Health Glance is a standalone Watch app that provides customisable health data complications, with support for multiple different complications. You can also view health data in the app, without using complications.
HealthBox is a privacy respecting, encrypted, open source health data management system that makes it easy for applications, devices, and information sources to store information in a single, easy to access place.
VeryFit includes a bunch of health monitoring features, letting you track calorie consumption, physical activity and sleep. It also includes an intelligent alarm and integrated phone features. Please note: VeryFit is designed for use with hardware such as the ID107 smart watch