• Wakelock Detector [Root] 1
  • Wakelock Detector [Root] 2
  • Wakelock Detector [Root] 3
  • Wakelock Detector [Root] 4

Wakelock Detector [Root]

Notice for Android KitKat : Need root access due to permission changes! If not rooted, this alternative solution might help: http://goo.gl/Yqdh2F
More details on our blog:http://uzumapps.blogspot.jp/2015/07/what-happened-to-wakelock-detector.html_______________________________________

Ever wondered why your smartphone screen doesnt turn off automatically when it should have, the screen wakes up all of a sudden or you find your phone battery drained even when you exited apps and turned off the screen? This might be due to wakelock holding apps. ”Wakelock Detector” helps you to detect battery draining apps in your Android phone by checking wakelock usage history. Now you can easily find out what keep your phone awake and drain your battery when it is idle!

“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.

“Wakelock Detector” shows wakelock usage statistics for all applications, which ever held wakelock since boot. By default it displays CPU wakelocks sorting by the longest usage time. Further, you can choose Screen wakelock type to see screen related wakelocks. For instance, if your screen is keeping on even after screen timeout or your screen turns on randomly by itself, then you can choose Screen wakelock type on the top (Brightness icon) to see which apps are using screen wakelock. Furthermore, if you are interested in currently running applications then you can change sorting type to "Active" which shows active running applications on the top. For further details please refer to FAQ inside Settings.

Main features:# shows both CPU wakelock (Partial wakelock) and (Full wakelock) ;# merges wakelocks of corresponding app into one expandable view for better user experience;# currently active running applications are shown in red color;# allows easy sorting options by Running state , Wakelock time and Alphabetical order;

How to use:

#1 Charge your phone above 90% and unplug cable (or just reboot the phone)#2 Give it a time (1-2 hours) to accumulate some wakelock usage statistics#3 Open “Wakelock Detector”#4 Check the apps on the top, if they show very long wakelock usage time then you found the cause of your battery drain!

#NoticeWe are working on improving the performance of the “Wakelock Detector” by adding new features regarding wakelock issues users usually face. We are trying to follow up all your comments. And we know that the application is not ideal yet. We would appreciate if you send us email before giving negative comments in the Play Store. Your feedbacks are always welcome!
* MIUI users
- Make sure that battery service is turned on.

#ReviewsXDA
- http://www.xda-developers.com/android/defend-your-battery-with-wakelock-detector/HowToGeek
- http://www.howtogeek.com/142654/find-out-which-apps-are-keeping-your-android-awake-with-wakelock-detector/LifeHacker
- http://lifehacker.com/5993706/wakelock-detector-shows-you-the-apps-that-keep-your-phone-awakeDotTech
- http://dottech.org/103671/android-review-wakelock-detector/Temefy
- http://temefy.com/defend-your-battery-with-wakelock-detectorFacebook
- http://www.facebook.com/wakelockdetector

Wakelock PPT [recommended]
- http://goo.gl/7WgGz

KW: wakelock detector, wakelock, partial wakelock, battery save, screen keeps on,cpu awake, battery drain, display which app drains battery, betterbatterystats, battery doctor, battery saver, easy battery saver, save battery, app analyzer, app battery usage statistics, battery help, save energy, greenify, detect battery drain, wake lock statistics widget, extend battery life, prolong battery life, battery defender, power saver, idle state monitor

Category : Productivity

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Reviews (28)

Edw. D. Jan 7, 2019     

Failed to perform this task at the moment. Error occurred mounting system rw. I've used this on my OnePlus One before but on my new phone it doesn't work despite granting superuser permissions and mounting system as rw. Checked everywhere for a solution but nothing.

Pra. Sep 8, 2019     

I know the days where I used to be a loyal user frequently installing and uninstalling without having it as a system app, but I don't know what core rules have changed.

Twi. Dec 2, 2018     

Does nothing on Galaxy Note 8 Android 7 Nougat. Any task results in message "failed to perform this task at the moment, try again later"

Geo. I. Nov 8, 2019     

"Failed to perform task", Pocofone F1 LOS 16, rooted, lastest updates with Magisk. It used to work just fine on my S4(exynos variant, LOS 14).

New. Jan 23, 2019     

I like this app a lot and I want to try it out on my new phone, but the app doesn't ask for root with Magisk. :-(

BVL. Oct 8, 2019     

Free version works. Paid is broken! Gave it root made it a system app. "Failed perform task try again later," REFUND MY MONEY!

Pop. M. Feb 14, 2020     

To use this app without root you need the Wakelock extension for chrome and the extension doesn't exist.

del. Nov 3, 2019     

Not working on my phone. (android 8) Trying any detection says "failed to perform task"

CLy. Dec 10, 2018     

Just doesn't do anything. Plain and simple. Android 9.0.0 (Lineage OS 16)

Aar. S. E. Aug 14, 2019     

failed to install error. granted super user access but same error.

Son. O. A. May 2, 2019     

Failed to perfom this task at this moment. try again later. this is the error i got on aosp 9 pie

Ada. C. Oct 20, 2019     

Same issues as everyone else. App is toast, maybe abandonware.

Red. D. May 27, 2019     

No statistics after days. Am I to believe that all my apps are playing nice, or this app is not doing anything? I have to believe the latter.

Mik. S. Aug 11, 2019     

doesnt work at all on clean rooted android 9

Mat. B. Dec 4, 2019     

Black screen, does nothing

Sco. W. Nov 30, 2018     

Does not work with Pie. Going to Uninstall.

xro. x. Jul 21, 2019     

Everything you need to identify battery drains per app

Ada. F. Jan 16, 2020     

Doesn't work with android 7.

Xav. D. May 17, 2019     

Useless on Android 9

Vla. A. Oct 17, 2018     

Very useful and free.

Ann. N. Feb 20, 2020     

Payment needed yet they say its free

SUM. S. k. Apr 27, 2019     

still FAILED to perform THIS TASK AT THE MOMENT.

J.. D. B. Feb 20, 2020     

Didn't do anything for me because I don't have root.

Ben. Jan 19, 2017     

Great and important app. There seem to be some issues with keeping the detected stats while browsing /using the app. While going between screens, sometimes the stats for a given app or all apps are reset for some reason, without me doing anything intended to do that or changing the reference point. Sometimes happens on re-opening the app too, I think. Pretty perfect, other than that.

Sus. B. Apr 9, 2016     

Can't use this at all with Kit Kat unless you have a rooted phone. It's completely useless. Afraid to install new update with Root access, reading too many people having trouble Uninstalling then if needed. Love the concept of the app but not the execution

Car. K. L. Mar 14, 2016     

Fully rooted but since last update it says that I am not rooted. Root checkers give ok... After debugging the app myself turns out it couldn't find dumpsys. Fixed and now it's working again. Maybe it would be wiser to just report the specific error...

Eug. M. Mar 16, 2016     

Не работает на андроид 5.1. Говорит нужен рут. На 4.2 работало без рута . В целом, приложение полезное. Upd: I've installed v.2.0.1 but the application still requires root after I run it. Too bad. I like this application very much. While pressing the "Install as a system app" Thanks for trying to make it work in Android 5.1 though

MFP. 2. Nov 24, 2018     

Partially working on Oreo (no wonder) CPU wakelock not being detected. Everything else seems detected okay. Bad thing this app looks like abandoned since 2016; it used to be a reliable, must have one for me. Now I should look for something fully functional.