Cross-Device Battery Monitor is a utility app designed for Android users managing multiple devices. It enables users to track the battery status of all their devices from a single interface. The app provides notifications when a connected device's battery is low or fully charged, ensuring users stay informed about their devices' power levels. Additionally, it offers estimations for remaining charging and usage times, enhancing device management efficiency.

The app features a battery widget that can be added to the home screen, allowing for quick access to the battery status of all connected devices. Currently in its BETA stage, users may experience occasional instability; however, its core functionalities remain robust for effective battery monitoring across devices.