If you don't want to uninstall because you need the app, then greenify them! See Is there a searchable app catalog that rank applications by power and network bandwith usage?

Replace them with a comparable feature app with less power consumption (assumption being they are better designed and wakelocks don't cause havoc). Once you have identified the culprits, you have three choices Check the top contributors to understand what's draining your battery.Įliminating the bad apps or controlling them Left to right, they show Screen Wakelock, CPU Wakelock and Wakeup triggers. Screenshots below from my device (not under test but normal usage). During data collection, don't use the device and let it be as you would normally use the phone (with data or WiFi connected as is your normal usage). While 2 hours is enough to gather the information about top culprits, longer duration obviously leads to more data. Give it a time (1-2 hours) to accumulate some wakelock usage statisticsĬheck the apps on the top, if they show very long wakelock usage time then you found the cause of your battery drain! OP had issues with thisĪdb shell pm grant _STATSĬharge your phone above 90% and unplug cable (or just reboot the phone) Two ways to run without rootĪs a Chrome extension or on Chromium. Second level bad wakelock detection (One can optionally start with this step)ĭownload Wakelock Detector ( XDA thread) which works without root (see this slideshare for details).Long press of held awake (which in OP's case is 77%) shows additional information as shown in the third screenshot. The enhanced statistics gives better view of app usage and wakelocks as shown. One needs to enable enhanced statistics (Menu → more → Enable more stats) and follow the steps which areĪdb -d shell pm grant _STATS must read 3įor the PRO version, change '' to '' (thanks acejavelin). GSam Battery Monitor is arguably the best for stock devices. Measuring Battery Drain and first level wakelock detectionīattery usage statistics in Android, unfortunately, don't reveal much and are difficult to interpret (not withstanding the improvements in Oreo).Tracking truant apps that cause battery draining wakelocks It may help to improve doze-mode performance but more about that later.Īll methods below are working on my unrooted device running Oreo 8.0. The primary cause of idle drain is truant wakelock (s) and the answer is around how to detect apps that cause wakelocks that hurt (Wakelocks aren't bad, they are needed but not such ones). Once done with that, they can follow this answer.) (At the time of writing, OP is working on his Linux to detect his device 2. Finding the culprit apps isn't as easy as it is on rooted devices but is possible using adb commands to enable higher privileges 1 How to nail Phone Idle battery drain is the question, but being unrooted device, it calls for some efforts.

Greenify adb commands