BatteryOne is a free app for Android users that collects and displays various battery status data. The app offers features such as average battery charge/discharge rate, actual battery capacity, remaining battery life, forecast battery wear, and usage history. BatteryOne has a highly customizable interface that allows users to change notifications according to their needs. The app also offers database management, widgets, battery temperature graph, and battery wear graph for the last week.

The app uses a unique algorithm to calculate the real battery capacity, which takes into account all charging sessions together, ensuring greater accuracy. The latest version of the app includes customizable widgets that can be resized as per your preference. BatteryOne also has an experimental feature that predicts battery wear, which uses a complex algorithm to calculate the time when your battery will become unusable based on your usage style.

BatteryOne is an accessible app that offers a unique battery wear prediction function, no ads, and access to database control. The app is ideal for users who want to track their battery status and monitor the impact of external factors such as temperature and charging frequency on their device's battery life.