Is your battery draining too quickly?  Do you simply want to know how much time you have left before you need to recharge?  Then GSam Battery Monitor to the rescue!

Features

• Hunt down those battery draining Apps with the App Sucker 
• Always know your battery state and time left estimates with a optional status bar notification
• Overlay the stock battery icon with the icon pack add-on.
• Dig deep into how an App uses your battery - including wakelock details
• Sort your app suckers by things such as CPU & sensor usage, app wakelocks, wake time, and kernel wakelocks.
• Set a custom time reference to see stats over a certain period of time.
• See time remaining estimates based on current and historical usage
• See historical averages for battery life, screen on time, and Doze time - how long does your battery usually last?
• Add a widget to your home screen showing the battery status and time remaining
• Include all sorts of great battery information in your DashClock widget using the included DashClock Extension
• Download or create your own icon themes
• Set customizable alarms for various charge states, temperature, and battery health

The Professional Edition also 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.

For more information including instructions on creating your own Icon Packs, see:

http://badassbatterymonitor.blogspot.com

NOTE:  Please email me if you encounter any issues with this app.

Permissions:  Please see the users-guide for a full explanation of the permissions that GSam Battery Monitor requires:  http://badassbatterymonitor.blogspot.com/2011/11/badass-battery-monitor-users-guide.html#permissions

Translations:
• Russian (Thanks to Dmitry Chernogaev)
• French (Thanks to Jaworski Johan)
• Italian (Thanks to Fabio Abbà)
• Hungarian (Thanks to István Kriskó (Stefi))
• Czech (Thanks to Matěj Trakal)
• Swedish (Thanks to Pontus Edgren & Göran Helsingborg)
• Dutch (Thanks to ArTsLeOpS)
• Hebrew (Thanks to Michael Sandler)
• Chinese (Thanks to Gavin Fang)
• Turkish (Thanks to Saldıray Günal)
• Polish (Thanks to cvxcvx)
• German (Thanks to Jan Fortein)
• Spanish (Thanks to Carlos Salazar & Broquen)
• Ukrainian (Thanks to Yaroslav Brukh)
• Portuguese (Thanks to João Ricardo)
• Traditional Chinese (Thanks to Andy)
• Armenian (Thanks to Hrant Ohanyan)
• Catalan (Thanks to Josep Rey Cases)
• Slovak (Thanks to Pavol Šrank)
• Serbian (Thanks to Милован Кушаковић)
• Finnish (Thanks to Sami Kuusisto)
• Interested in translating?   See https://github.com/GSamLabs/gsam-battery-monitor-translation

GSam Battery Monitor provides deep insights into what is using your battery.

GSam Battery Monitor Pro

Additional Information