Save contacts - Save contacts app provides features through which users can select the desired data to create the backup in a variety of different formats.

JuiceDefender - Über 5.

SIM Contacts Manager - SIM Contacts Manager app offers features that let you insert your sim card to your mobile phone to manage, edit, add, and delete your contacts right at your fingertips.

Easy Battery Saver - Easy Battery Saver, your super battery savior

X-Transfer - X-Transfer is an app by WebToGo that comes up with features to help you in performing data transfer between your smart devices in a few simple steps.

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.