The app is compatible with the iPhone 5 and above*, & Android Phones 4.1 and above. Supported Operating System for the iPhone includes iOS 8 and above, and the device must also have a built-in accelerometer. Steps tracking is compatible with popular brands like Samsung, iPhone, Sony, Huawei, HTC, and Xiomi. 

*For the iPhone 5s and above, the app is supported by Apple Health, which helps receive accurate step tracking. For the iPhone 5 and below, the app will need to be open in the background to receive step tracking data.