CUPERTINO, CA--(Marketwired - Aug 29, 2013) - Du Battery Saver, one of the top three battery saving apps for Android devices worldwide, announced today that it has surpassed 10 million daily active users (DAU) of its popular Du Battery Saver 3 mobile application. Du Battery Saver estimates that its critical mass of 10 million daily active users delivers enough energy savings to power 850 homes each year.

According to the World Energy Council (, the average household electricity consumption in the United States is 11,789 kWh per year. A typical smartphone has a battery capacity of 1500 milliamp hours (mAh) which requires 5.55 watt hours of power to charge completely. Du Battery Saver, with its ability to improve battery life by 50% or more, allows users to recharge less often, collectively saving 27.8 million watt hours of electricity per day. In a full year, this is equivalent to 10.1 million kilowatt hours (kWh) worldwide. 

"Each year, the amount of energy saved by Du Battery Saver users could power more than 850 homes in the U.S.," said Zhang Lei, founder of Du Battery Saver. "Improving battery life on mobile devices isn't just about bringing convenience for users, it's also about doing our part to help reduce power consumption for the planet."

According to the respected app analytics provider,, Du Battery Saver is the number one productivity app in a dozen countries worldwide, maintaining a very high user rating on Google Play of 4.7 stars. It offers support for 17 languages, technological leadership with the industry's most accurate battery life estimation algorithms and the first one-touch optimization function, as well as a long list of free features including:

  • One Touch Optimization-Diagnose and resolve battery-draining problems instantly
  • Pre-set and Custom Power-Saving Modes-Easily select from power-saving modes throughout the day, or create custom settings to balance savings and performance
  • Healthy Charge Tracking-Maximize battery health with reminders and tips for best charging practices
  • Desktop Widgets & Switches-Quickly close background apps and control hardware with convenient widgets and switches on your home screen
  • Detailed Monitor- Analyzes power hogging apps and hardware to help users easily find and resolve power usage problems

Du Battery Saver 3 can be downloaded for free on Google Play:

Contact Information:

Media contact:
Sharon Sim-Krause
Sim-Krause Consulting
Phone: (415) 420-1889