RDFit

The RDFit app integrates HealthKit and can read and write some data in the Health app.
RunDe Communication is a high-tech company integrating the R & D and production of mobile phones and peripheral products, smart wearable devices, and e-commerce operations; the R & D and sales of electronic products, digital products, and smart products; the R & D of electronic software, the design, technology development, technical consultation and sales of electronic products, communication products, mobile phones, communication switching equipment, digital integration system equipment, special electronic equipment, and software products; the development of computer software and computer network software; domestic trade and import and export business.
In addition to using this application, users should consult a doctor before making any medical decisions.