Network UPS Tools - The primary goal of the Network UPS Tools (NUT) project is to provide reliable monitoring of UPS...
Greenify - Greenify is a mobile app that gives you greater control over your Android device's power usage, allowing you to get a lot more mileage out of your battery life without having to constantly plug it back into a charger.
PowerChute - Realtime UPS Management, Reporting, and Configuration
Accubattery - Monitor's battery capacity through the use of science
Winpower - WinPower is a powerful UPS monitoring software, which provides user-friendly interface to monitor...
Power Battery - Power Battery, as the most professional battery saver app, could get up about 60% more battery life for Android phones or tablets.