This app is only used on Wear OS system in TicWatch S, TicWatch E, TicWatch Pro, TicWatch S2, TicWatch E2, TicWatch C2.The app is not supported on mobile phones 1.Provides 5 exercise modes, including outdoor running, outdoor walking, outdoor cycling, indoor running, and freestyle. 2.Support working independently (standalone) with a built-in GPS watches. 3.Offers comprehensive statistics and analysis on the phone companion. You can search Mobvoi and download the app on Google Play Store.To sync the health & exercise data successfully, please follow these steps:1. Update all the apps "TicHealth/TicExercise/TicAccount/TicPrivacy” on watch;2. Enable "Data sync" switch in TicPrivacy app;3. Disable/enable the Bluetooth connection between the watch and the phone.