Top 10 FREE Android Battery Saver & Power Widgets
It is helpful and can serve as a battery saver Displays battery information in percent (%).Support for Android devices – from Ver. 1.5 to 4.3.Power source indicator.The precise battery level is displayed in 1% increments.Additional battery information: Temperature, Voltage, Health status and Technology .
Long Standby: Keeps dialing and SMS available while maximizing standby time;
Sleep Mode: Turns off most services EXCEPT THE CLOCK to save your battery power until the morning
Custom Mode: Create your own mode to get exactly the battery savings you need.
JuiceDefender is a free powerful easy to use power manager Android app designed to extend the battery life of your Android device. Its smart functions automatically and transparently manages the most battery draining components, like 3G/4G connectivity and WiFi.
Main Features: 5 Preset Profiles (from default mode to full customization).Home screen Battery Widgets.2G/3G Mobile Data & WiFi toggle automation.Location-aware WiFi Control (e.g. enable WiFi only at home/work, disable it otherwise). Battery Consumption Optimization (e.g. when screen off, battery under threshold, etc.)Comprehensive Connectivity Scheduling (regular schedule, night time/peak time, week days/weekends).CPU scaling when phone is idle.Smart Brightness control.Bluetooth control with Automatic Reconnect.
Battery Doctor is best professional power manager for FREE, it is capable of extending your battery life and improve age of your phone or tablet. It is also supported in 19 languages.
Main Features:Disable unnecessary apps that drain your battery.Inbuilt Task Killer kills tasks with one click!Kill apps when screen is off!Accurate battery remaining and charging remaining time!Schedule power saving modes for work/class/sleep and more!Unique 3 Stage Charging system: 1.Wifi/Data/Bluetooth toggle, 2. Brightness control, 3. CPU Management (for rooted phones)!Battery temperature!19 languages supported.
Main Features:Kills tasks quickly and reset your phone easily.Show battery health, temperature, talktime etc.Includes: Power Management(Battery Management), Battery Notifier, Battery Monitor, Power Control, task killer. Displays the health and the temperature of the battery.Full charge alarm.Show Battery Usage.
GO Battery Saver & Widget is one the best and professional power manager. It is capable of extending your battery life. Main options include power saving mode, smart saving, toggle control, power testing, etc. Forget about finding a charger in the middle of the day again with it.
Main Features: Widget that improves battery performance with personalized UI design.Accurately estimates battery remaining time.Indicates how much battery power will be extended if you shut down WiFi, Bluetooth etc.Battery consumption optimization in just one click.Smart battery save.Charging Maintenance to help keep the charging process safe and healthy.
Battery Defender is easy to use Battery saver, extends your battery life. If you don’t want to pay for battery saver apps or night mode then Try this app.
Main Features: Automatically disable WiFi and data connection after you turning off your screen(with 15~20 secs latency).Genius Sync, allow app to sync every 15 minutes but save battery.Quiet sleeping. Disable data network and WiFi connections when you are sleeping. Sleeping time can be adjusted as your prefer.Low Battery Policy. When battery is running out, it will disable data network and WiFi when you are not using your phone.
Main Features: Auto manage 3G/4G/WiFi connection in the background.Show battery level and usage in the status bar.Manage Internet connection intelligently in the background.Ensure data transmission completeness by keeping the Internet connection up until the transmission is finished.Support whitelist. Don’t disconnect the connection when whitelisted apps are running.Auto turn off the screen when you put the phone upside down on the table or into the pocket.Build-in screen filter to further reduce the screen brightness for saving battery.Battery icon theme is changeable.Option to not enable mobile data when screen unlocked.Home screen widgets.