1. Cmate App works best with the recommended specifications: Memory 4G above, 4.7 to 6 inches screen2. Due to a lot of mobile phone models and version restrictions, some mobile device must open GPS when you use Bluetooth for CmateH pairing. Please follow the instructions with CmateH App.Cmate App-Your best personal health care assistantCmate App provides the following features:Smart Health Management(Heart Rate、Heart Rate Health Indicator、Fatigue Indicator、Stress Indicator、Blood Sugar Mgt.、Blood Pressure Mgt.、Weight Mgt.、Medication Reminder) Real-Time AnalysisHealth Promotion GuideWeekly Summary AnalysisPersonal Health DatabaseOne to Many