WakeLock detector can save you a lot of battery. How? "Wakelock" is a mechanism of power management service in Android OS, which can be used to keep CPU awake (Partial wakelock) and keep the screen on(Full wakelock). Applications which use wakelock privilege improperly leads to situations where the CPU or phone screen stays active without user's knowledge and thus causing dramatic battery drain. This Wakelock detector automaticlly find these apps causing and using this feature, shows the wakelock (either partial and full) and shows the current wakelock usage stats.
How to use the app?
The author has made a simple guide showing how to use the app in four simple steps:
- Charge your phone above 90% and unplug cable (or just reboot the phone)
- Give it a time (1-2 hours) to accumulate some wakelock usage statistics
- Open Wakelock Detector Check the apps on the top, if they show very long wakelock usage time then you found the cause of your battery drain!
App is available for free on Google Play: