Juice battery app is described as 'Juice is a tiny battery app for Macs to make the battery indicator more interesting. It's totally free and open-source, and also configurable through special plist files'. There are five alternatives to Juice battery app for Mac, Windows and iPhone. The best alternative is BatteryInfoView, which is free. Other great apps like Juice battery app are BatteryMon (Free Personal), Battery Indicator (Paid), Battery Health (Free) and Battery Master (Paid).
BatteryMon is a battery monitoring software solution. It has been designed as an easy-to-use Windows based application that allows users to monitor the performance of laptop batteries and uninterruptible power supplies (UPS).
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.
Need to know how long you can watch your movie on your iPod? Wanna estimate how long you can talk over your mobile network? Or some times you need to make sure the battery left is enough for finish the game play for the next level...