BatteryCare

BatteryCare is a software created to optimize the usage and performance of the modern laptop's battery.

Free Windows

BatteryBar

BatteryBar is a straight-forward battery meter that monitors the status of your battery and displays your batterys status in the taskbar. The more you use it, the more accurate it will become.

Freemium Windows

coconutBattery

coconutBattery isnt just a tool which shows you only the current charge of your battery - it also shows you the current maximum capacity of it in relation to the original capacity your battery had as it left the factory.

Free Mac OS X

Aerofoil

Aerofoil extends Vista and Windows 7 notebook battery life by: * Allowing you to manually disable Aero Glass. * Optionally managing Aero Glass user interface. * Optionally managing sound muting.

Free Open Source Windows

MiniBatteryLogger

MiniBatteryLogger monitors local and remote laptop batteries. Graph charge, amperage and voltage over time. Save monitoring sessions to disk for later analysis.

Freemium Mac OS X

BatteryInfoView

BatteryInfoView is a small utility for laptops and netbook computers that displays the current status and information about your battery.

Free Windows

Fruitjuice

FruitJuice is a Mac application and online service that helps maximize Apple notebook battery life and runtime.

Commercial Mac OS X

Battery Watch

Get a quick overview on your BlackBerry® device's battery state. * Tracks battery status over time - Line chart visualization of battery state by day, week, month.

Free Blackberry

Battery Health

With Battery Health, you can easily see all the important information about your MacBook's battery, such as current charge level, battery capacity, power usage, number of times it has been charged and much more.

Free Mac OS X

Battery Life Pro

Here comes the most desirable battery monitor app now! Battery Life Pro is exactly the functional app for your device.

Free iPhone

GSam Battery Monitor

Hunt down those battery draining Apps with the App Sucker • Always know your battery state and time left estimates with a optional status bar notification • Overlay the stock battery icon with the icon pack add-on.

Freemium Android

BatteryAlarm 40-80%

Monitor the battery of your laptop.

Free Windows

Accubattery

Monitor's battery capacity through the use of science.

Free Personal Android

SysMetrix

SysMetrix is a skinnable clock and metering application. Its purpose is to provide system metrics in a variety of interesting, useful, and cool ways. It can monitor and report on the hundreds of statistics

Free Windows

Battery Kit

As a ANDROID user, I always feel the need of a Battery app for Alarm, Calibrator, Wipe, Wake-locks, Charging history, Battery stat, Cpu state, Process, Sync off, Power saver, Custom Battery Voltage, Task killer, & Benchmark Testing.

Freemium Android

Battery Health Monitor

Battery Health Monitor is a free utility for MacBook, PowerBook and iBook owners that monitors virtual all battery health parameters and displays them in an easy-to-read format.

Free Mac OS X

Battery Box

Battery Box is a small app which lives in menubar. It shows useful informations and stats about your MacBook battery.

Commercial Mac OS X

Battery Doc

Battery Doc helps you maintaining the Battery of your iOS device by delivering precisely calculated information.

Commercial

Accura

The most accurate battery monitor is now available as a Native iPad and iPhone App (Accura HD and Accura Premium). We have redesigned Accura to provide best possible user experience on the iPad.

Commercial iPhone iPad

BatteryBot Pro

Shows your battery charge level (percent) as an icon in your status bar, with temperature, health, voltage, and time since plugged / unplugged in the notification area. It also has user-configurable alarms, logs, and widgets.

Free Open Source Android Android Tablet F-Droid