This pedometer uses the built-in sensor to count your steps. No GPS tracking, so it can greatly save battery. It also tracks your burned calories, walking distance and time, etc.All this information will be clearly displayed in graphs. Just tap the start button, and it starts counting your steps. Whether your phone is in your hand, bag, pocket or armband, it can auto-record your steps even your screen is locked. Save PowerThis step counter uses the built-in sensor to count your steps. No GPS tracking, so it barely consumes battery power. No locked FeaturesAll features are 100% FREE. You can use all features without having to pay for them. 100% PrivateNo sign-in required. We never collect your personal data or share your information with third parties. Start, Pause and ResetYou can pause and start step counting at any time to save power. The app will stop background-refreshing statistics once you pause it. And you can reset today's step count and count step from 0 if you want to. Fashion DesignThis step tracker is designed by our Google Play Best of 2016 winning team. The clean design makes it easy to use. Report GraphsThe report graphs are the most innovative ever, they are specially designed for mobile devices to help you track your walking data. You can check your last 24 hours', weekly and monthly statistics in graphs. Colorful ThemesMulti colorful themes are under development. You can choose your favorite one to enjoy your step counting experience with this step tracker. IMPORTANT NOTE. To ensure the accuracy of step counting, please input your correct information in settings, because it will be used to calculate your walking distance and calories. You are welcome to adjust sensitivity to make pedometer count steps more accurately. Because of the device power saving processing, some devices stop counting steps when the screen is locked. Step counting is not available for devices with older versions when their screen is locked. It's not a bug. We are sorry to say that we are not able to solve this problem.