Though there are many apps on the Play Store claiming they can double or even triple your battery life, those that have used such solutions are often dissatisfied. That is because most such apps refer to operations that the user can actually perform himself, like turning off WiFi when not in use or dimming the screen brightness. One thing that should be monitored is the battery health and for this we have one accurate instrument to talk about. One of the popular battery saver for android is Battery Defender, but we recommend give a try to Battery Doctor.
Battery Dr saver+a task killer, formerly known as Battery Doctor to save battery or Battery Saver is very good app widely used for the task. Battery DR is an advanced monitoring tool for the mobile devices battery. It is able to indicate Health, Temperature, Technology, Voltage, Status, Current Level and more. Root users also have the very useful option for wiping battery statistics, usually found in the custom recovery menu.
The app includes Power Management(Battery Management),Battery Notifier, Battery Monitor,Power Control,task killer. One of the key feature of Battery DR is it has a built-in Task Killer which allows to kill processes on your Android quickly.
Note: If the app force closes after installing, please Clear the data of Battery Dr on the “Manage Applications” screen or uninstall and reinstall it.
Battery Dr saver+a task killer, formerly known as Battery Doctor to save battery or Battery Saver is very good app widely used for the task