About this app

Does your phone keep lagging because it's too hot? This is because a lot of software and services are running in the background, causing your phone to slow down and rapidly draining your battery. Battery Saver is here to resolve battery issues and extend battery life, allowing you to use your phone without trouble.

★Main Features
🔋Extend battery usage
Battery Saver provides a selection of battery optimizing modes and manages battery-draining apps, which can extend battery usage!
Optimization: Prolong battery performance in simple steps.
Advanced Battery Saving: Further resolve and search for the cause of battery issues.
Smartsaver: Various battery optimization modes to meet your daily usage needs (Balanced mode, Sleep mode, Standby mode).
Auto Optimization: Regularly optimizes battery, clean junk files and cools the CPU. Also provides detailed optimization reports.

🌊Clearing Junk Files
Not enough storage? If there's too much junk taking up space on your device, you can delete it with a tap to free up device storage.

🚀Device Speedup
Experiencing low frame rate or slow device operation? Battery Saver helps speed up your device, free up device storage, and optimize your device's performance.

📕Monitor battery usage
Does your battery drain quickly without you noticing it? Battery Saver analyzes your battery usage for apps running in the foreground and background in real-time to shows how long your phone will last and check your battery health.
Battery Analysis: Collects data regarding your device's battery wear, device usage and charging records. Also generates a specific analysis report with solutions provided.

🌡Battery Cooler
Battery Cooler feature accurately detects phone temperature, disables heat-producing apps to cool down the battery

🔊Charging Prompt Tone
Set unique sound effects or music as your prompt tone when charging or unplugging your device, and when your battery is full or low. You can also use your own recording as one!

⏲Smart Screensaver
Battery Saver adjusts your device's screen-on time based on your app usage to achieve maximum battery optimization efficiency.


⭐Checks battery health and provides professional solutions
⭐Auto Optimization keeps your device in tip-top condition most of the time
⭐Manages apps that run at startup automatically
⭐Optimize your battery with a tap
⭐Tutorials for setting battery optimizing features
⭐Shows percentage of battery remaining
⭐Customizable Smartsaver mode

New features

1. Optimize the user experience

App Permissions

Allows an application to write to external storage.
Allows an application to read from external storage.
Allows access to the vibrator.
Allows using PowerManager WakeLocks to keep processor from sleeping or screen from dimming.
Allows applications to open network sockets.
Allows applications to access information about networks.
Allows applications to access information about Wi-Fi networks.
Allows applications to change Wi-Fi connectivity state.
Allows an app to use fingerprint hardware.
Allows an application to receive the ACTION_BOOT_COMPLETED that is broadcast after the system finishes booting.
Allows applications to disable the keyguard if it is not secure.
Allows an application to change the Z-order of tasks.
Allows applications to write the sync settings.
Allows applications to read the sync settings.
Allows an app to create windows using the type TYPE_APPLICATION_OVERLAY, shown on top of all other apps.
Permission an application must hold in order to use ACTION_REQUEST_IGNORE_BATTERY_OPTIMIZATIONS.
Allows an application to find out the space used by any package.
Allows an application to request deleting packages.
Allows an application to collect component usage statistics
Declaring the permission implies intention to use the API and the user of the device can grant permission through the Settings application.
Allows an application to expand or collapse the status bar.
Marker permission for applications that wish to access notification policy.
Allows an application to read or write the system settings.
This constant was deprecated in API level 21. No longer enforced.
Allows an application to retrieve state dump information from system services.
Allows applications to connect to paired bluetooth devices.
Allows applications to discover and pair bluetooth devices.
Allows an application to call killBackgroundProcesses(String].
Allows an app to access precise location.
Allows an app to access approximate location.
Allows read only access to phone state, including the phone number of the device, current cellular network information, the status of any ongoing calls, and a list of any PhoneAccounts registered on the device.