About this app

Battery Saver is a FREE battery saving app that makes your battery last longer, and can help you get up to 300% more battery life for your Android phone! Over 400 million users around the world love "Battery Saver". With "Battery Saver" 's smart pre-set battery power management modes, one-touch controls and healthy battery charger stage features, you can solve battery problems and extend your battery life.

Why "Battery Saver" (Battery Booster & Battery Charger) is a MUST-HAVE app?
★ One-Click Optimization & Battery Saver
Instantly find and fix battery power consumption problems and unlock detailed settings to fine-tune your energy savings;

★ Smart Pre-set Modes
Choose or customize a mode that fits your energy usage;

★ Phone Cooler
The cool down feature works by systematically monitoring, managing, and disabling CPU-intensive apps in order to reduce phone temperature to a safe level and protect your hardware;

★ Battery Saver & Battery Monitor
Monitor all apps that drain power while not in use and remind user about high consumption apps. Indicates how much battery power will be extended if you use 1tap saving. Monitor all running-apps' power consumption and list you the detail to app manager, Battery Monitor, clearly shows the status of battery life and usage;


Smart Charge
Display charge status in real time, accurately estimating remaining charge time.

"Battery Saver" & Battery Monitor is the simplest and easiest way to keep your Android phone working well when you need it, and protect against poor charging, battery hogging apps, and overlooked device settings that shorten your battery life.

More questions about Battery Saver & Battery Booster? Contact us at bustudio2016@gmail.com

Help fight against deceptive ads
"Battery Saver Team" is dedicated to providing a safer mobile experience for our global users, so we’re committed to fighting against misleading downloads. We’ve found that some ads/redirected pages might be malicious promotion from unknown channels. If you come across one of these ads, you can help us to take them down. Please send us the link and screenshots of these ads at bustudio2016@gmail.com. We appreciate your kindly help.

New features

Big update

App Permissions

Allows an application to find out the space used by any package.
Allows an application to call killBackgroundProcesses(String].
Allows an application to clear the caches of all installed applications on the device.
Allows an application to write to external storage.
Allows an application to read from external storage.
Allows applications to open network sockets.
Allows applications to access information about Wi-Fi networks.
Allows applications to access information about networks.
Allows using PowerManager WakeLocks to keep processor from sleeping or screen from dimming.
This constant was deprecated in API level 21. No longer enforced.
Allows applications to disable the keyguard if it is not secure.
Allows an application to read or write the system settings.
Allows applications to change Wi-Fi connectivity state.
Allows applications to connect to paired bluetooth devices.
Allows applications to discover and pair bluetooth devices.
Allows an app to access approximate location.
Allows an application to receive the ACTION_BOOT_COMPLETED that is broadcast after the system finishes booting.