A free app for Android, by Bungie Inc..
Be able to monitor your batter percentage anywhere on your screen with this efficient widget. This app lets you install widgets on your Android device and displays the current battery percentage status (charging, not charging, low battery, etc.) using stylish and informational graphics. It also changes in color according to the battery status.
Aside from battery percentage, it can also display your phone’s current memory and resources status, making it a truly exceptional widget.
This app also comes with a Pro version that you can purchase a pro version with added features such as displaying battery temperature, voltage history, statistics, and more.