GSam Battery Monitor

3.41

GSam Battery Monitor is one of the most useful battery management apps out there, with features for extending battery life and various charts with stats. Read more about GSam Battery Monitor  

The app displays your current battery status, health, temperature and voltage. It shows you how much battery certain apps consume and lets you sort apps by CPU and sensor usage, wakelocks, wake time and more. You can view the remaining time based on current usage and set a custom time reference for stats over a period of time.
 
The app also lets you set a widget to the home screen for battery status and time remaining. It also has a section with charts displaying temperature history, phone signal and CPU usage. It shows how much battery was used when the phone was connected over a WiFi network or while transferring files via Bluetooth. GSam has lots of customization options, including themes and alarms for charge states or temperature.