2 Battery Pro - Battery Saver

4.2
443 reviews
5K+
Downloads
Content rating
Everyone
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About this app

Does the phone run out of battery quickly? Does the phone always die at crucial moment? This app extends many extra hours to the battery life by managing Internet connection intelligently and in the background.

*** More Than 10,000,000 Downloads! ***

Android 2.x~8.x are also supported!

Our new app can auto switch 2 Battery. More functionality and flexibility. Download from Play on https://goo.gl/rts60P !

You don't need to manually turn on/off the Internet connection anymore. This app extends battery life by using a smart algorithm to turn on/off the Internet connection, reduce battery consumption and data usage, but still keep the important background data synchronized.

1. Auto manage 3G/4G/WiFi connection in the background
2. Show battery level and usage in the status bar
3. Efficient & easy to use


INSTALL AND FORGET
Or take time to configure the settings to get the most out of it and the longest battery usage time!

SATISFIED OR MONEY BACK GUARANTEE
Try PRO version for 24 hours and get a refund if you don't like it.

FEATURES
★ Manage Internet connection intelligently in the background
★ Configurable enable intervals and settings
★ Detailed battery usage curve and information
★ Support whitelist and blacklist
★ Support night mode (PRO-only)
★ Battery icon theme is changable
★ Fully charged notification and low battery warning
★ Build-in screen filter to further reduce the screen brightness
★ Auto turn off the screen when you put the phone upside down on the table or into the pocket
★ Home screen widgets, battery level, quick settings
★ Display battery usage and time since last unplugged, estimated battery run out time, battery health status, voltage, temperature, etc. information

2 Battery Add-on
★ provide more battery icon themes

Permissions - some sensitive permissions are required:
• BIND_DEVICE_ADMIN: this app uses the Device Administrator permission which is used to provide the "Auto screen off" feature. It's optional
• READ_EXTERNAL_STORAGE/WRITE_EXTERNAL_STORAGE: used to read/save app log report from/to SD
• READ_PHONE_STATE, WRITE_SETTINGS: toggle Wi-Fi, mobile data, etc. settings for saving the battery
• PACKAGE_USAGE_STATS: get the top app information for the "Blacklist" feature
• SYSTEM_ALERT_WINDOW: used for the "Screen filter" feature

We have been selected as a Google I/O 2011 Developer Sandbox partner, for its innovative design and advanced technology.

CREDITS:
Arabic-Feras Gazzawie
Croatian-Bruno Švorinić
Czech-Michal Fiurášek
Dutch-Niko Strijbol
French-Johan Jaworski
German-Michel Müller
Hungarian-Gulács Attila (Szunyi77)
Indonesian-Dwi Utomo
Italian-Michele Mondelli
Japanese-Yuanpo Chang
Korean-장승훈
Polish-Grzegorz Jabłoński
Portuguese-Wagner Santos
Romanian-Stelian Balinca
Russian-Идрис a.k.a. Мансур, Ghost-Unit
Slovak-Patrik Žec
Spanish/Swedish-Tomas Sylverberg
Turkish-Kutay KuFTi
Vietnamese-Trần Thanh Bình

If you are interested in helping us to translate this app to your native language, please let me know. Thanks.
Updated on
Sep 29, 2018

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
No data shared with third parties
Learn more about how developers declare sharing
This app may collect these data types
App activity, App info and performance, and Device or other IDs
Data is encrypted in transit
Data can’t be deleted
4.2
443 reviews
A Google user
March 27, 2020
Most highly recommend app, love this app so much. Keep up to dated. This app is truly a battery Doctor. Worth purchase this. Thank you.
55 people found this review helpful
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Terrence Hill
August 27, 2020
I don't know what it is but I can't quit messing with this app... Talk about shiny object. LOL
3 people found this review helpful
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A Google user
December 20, 2018
Excellent! Works just like it describes.
41 people found this review helpful
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What's new

v3.57/v3.56
★ fixed: app not responding error when turning on/off the screen in some cases
★ add FAQ #18 about how to remove the Android System notification icon on Android 8+. Settings > About > FAQ
★ bugs fixed and optimizations