2016-3-6 · A major reason that the Galaxy S7 and Galaxy S7 Edge has battery problems is because of the apps running in the background that is a battery kill. You can use several differnet methods to save battery life on your smartphone. The best would be to just close the apps that use the most battery running in the background.
What you can do when your Android battery is draining Android operating systems like Oreo are designed to reduce the amount of power background apps use on the phone, and earlier operating systems like Marshmallow and Nougat use less battery in Doze Beware: These Android apps will drain your phone's battery 2016-7-21 · Android users, take note: if you want your phone's battery to last till the end of the day, you might want to ease up on certain "performance-draining" apps… How to Check Battery Usage on Android - Tech-Recipes: A
Preserving battery life is key for making sure your mobile phone actually stays "mobile." There's nothing worse than to find your battery life drop by half right after you charged it. Here's a way to check to see which apps are draining the battery most, allowing you to reclaim your Android battery's longevity again.
java - Is my Android App Draining Battery? - Stack Overflow
Android core apps draining my battery / myLot
How to detect which apps drain your battery in AMAZON