Never run out of power! Smartphones boast big screens and consumes a lot of power in general. Hence, they need to be recharged more frequently. Android devices can balance performance and size, but they are no exception when it comes to battery run time. Google Play offers a plethora of apps to solve this issue. GreenPower Free, developed by Binary Mango AS, is an Android power manager app that could extend the battery life. It has an attractive interface that …