Battery Monitor lets you quickly view the information about your battery in the menu bar of your Mac.
BatteryCare helps optimize the battery on your laptop so it lasts longer.
BATExpert lets you view the current health status of your battery on your PC.
Battery Monitor alerts you of various states of battery on Linux machines.
Bittery helps save battery on Mac by keeping the brightness level to the level of the charge left in the battery.
AirBattery lets you see the current charge level of your AirPods and Beats by Dr. Dre on your Android device.