GSam Battery Monitor for Android is the ideal application for all those who like to have full control over the battery drain with lots of features and functions to it, even with widgets for battery status and time remaining.
Formerly known as Badass Battery Monitor, GSam Battery Monitor still lives up to its former name:
* Status bar notification for battery state and time left estimates
* Overlay the stock battery icon with the icon pack add-on.
* Detailed display of what is using your battery, including wakelock details
* Lists showing app usage allowing sorting by things such as CPU usage, Sensor usage, Wake Locks, Wake Time, Kernel Wakelocks, etc.
* Set a custom time reference to see stats over a certain period of time.
* See time remaining estimates based on current and historical usage
* Add a widget to your home screen showing the battery status and time remaining
* Download or create your own icon themes
* Set audible alarms to know when your battery has finished charging
If you have a Tablet, then you’ll want to check out the Professional Edition. It includes:
* Optimized views for Tablets or other devices with large screens.
* More accurate time remaining estimates for devices such as tablets with long standby times.
GSam Battery Monitor for Android is available for free on Google Play
Download | Google Play