Prolong the battery life of your phone by keeping it charged between 40% and 80%

Make your smartphone or tablet battery last longer!

Good range to aim for when charging a Li-ion battery is from about 40 to 80 percent in one go. A bunch of tiny charges throughout the day is your second best bet, and going from zero to 100 and then 100 to zero on a regular basis will put the most strain on your lithium-ion battery.

This app notifies you when to charge or unplug the phone from your charger in or