Battery Saver - Battery Doctor is the most useful tool to optimize battery that you've ever got in hand!Fast charging: Battery Doctor is a FREE battery saver app that makes your battery last longer.This app is the most efficient and professional android power booster. Battery charger - Battery Saver can extend battery life with just one tapThis battery saving app will be automatically activated when your charger is plugged in.Features:Battery Saver 2018 is a FREE BATTERY saving app that helps extend your battery life up to 60% Smart ChargeFast battery charge mode is automatically activated when your charger is plugged in.Battery saver estimates phone remaining charge time while managing essential tasks as a smart optimizer.Display the time of charging, voltage information, temperature, percent battery power ... on screen One touch to optimize battery:Battery Saver instantly finds and fixes battery power consumption issues by stop the power-draining apps from running. Smart Pre-set Modes:Choose or customize a mode that fits your energy usage Battery Cooler:Battery Doctor scan & detect applications causing phone to overheat and provide the solutions that make your battery last longer. Advanced Saving - Doctor batteryBattery Saving App monitors the power consumption of all running applications and details the application manager. Battery Saver 2018 also cleans your system garbage to prolong battery life. Smart Use of BatteryBattery Optimizer discovers how long your battery will last under a variety of situations (playing games, Wi-Fi (active), etc.) Convenient Power-Saving WidgetQuick access to power related system settings (Wi-Fi, data, brightness, etc.)Save Power Shortcut can kill tasks with one tap to boost your phone! Private PhotosFast Cleaner helps keep your private photos safe with your passwords Call BlockPhone Optimizer can aslo block all unwanted call easilyBattery booster app will clean your cache and enhance memory. Battery Optimizer - Battery Saver will clean unnecessary junk and temporary files that can slow down your phone.Battery Doctor 2018 allows you to quickly charge your mobile device with ease and comfort.If you have any comments or suggestions about Battery Saver, please let us know. We care about your feedback!