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Over 150 million Android and iOS owners have downloaded this free battery analyzer app around the world. While it’s possible to go in and manually tweak your smartphone to turn off battery-hogging apps and features like Wi-Fi, Bluetooth, data, haptic feedback and screen brightness, this intuitive app will do all the heavy lifting for you and extend the life of your battery. It’s a breeze to use with its one-click features and on-screen tips to maximize your battery life. This app will even extend your battery through intelligent charging.