Eliminate the frustration of being left with a dead smartphone by practicing smart battery preservation on your Android and being selective about which apps you use'. This list is ranked based on the highest average frequency that apps trigger a warning to smartphone users about their own battery consumption levels', says KS Mobile.Īdam Morley, Product Manager of Clean Master says, 'we want to empower our users to keep their smartphones operating smoothly and efficiently, that’s why we want them to know which apps they enjoy the most might be draining their battery life more than they know. 'KS Mobile, the innovative makers of the free Clean Master utility app for Android 2.1 and up, today announced its index of Top 10 Android Vampire Apps that drain the most battery on Android smartphones worldwide.