Comodo Battery Saver - Comodo Battery Saver makes your phone/tablet battery last a whole lot longer and slashes how often...
Accubattery - Monitor's battery capacity through the use of science
Hibernate - Real Battery Saver - Download Hibernate (Real Battery Saver) - Hibernate app is for both Rooted & Non-Rooted Users who want to improve their poor battery life.
GSam Battery Monitor - Monitor your android devices battery usage.
Easy Battery Saver - Easy Battery Saver, your super battery savior
BatteryCare - BatteryCare - Application and good practice guide for maintaining and optimizing the battery of the modern laptop