Battery Monitor Mini is a free utility and tool application developed by KF Software House for Android devices. It is a mini battery monitor that constantly tracks the battery level in percentage, temperature usage in °C or °F, and voltage. The app provides a neat feature where it always stays in the corner of your phone's screen. You can set the indicator to any corner of the screen and customize the color and transparency of the indicator.

Moreover, the app has advanced notification support that shows the battery usage chart for 12 hours. If you are looking for more features, there is a pro version available that supports auto-hide panel and other advanced features. It is an ad-free version that allows you to disable the notification icon.

The app is user-friendly and easy to navigate. It does not require any complicated setup, and the app can be accessed directly from the notification panel. The app also allows you to import and export configuration files, which is a convenient feature for users who want to transfer their settings to another device.

Overall, Battery Monitor Mini is a reliable and convenient app for monitoring your phone's battery. The pro version provides additional features that are worth considering if you want a more advanced battery monitoring app.