Call Meter 3G - Call Meter 3G is an app that acts as a monitoring tool for all your calls, messages, and internet data.
Qustodio - Free parental control software. Monitor and track your child's online activity. Block dangerous sites and protect kids from online bullying.
DataMan – Data Usage Widget - DataMan – Data Usage Widget is an application that enables its user to know how much data he has spent from the total internet package he is using.
OurPact - Parental Control for apps and devices
Data Usage - Data Usage Monitor | Your guard against data plan overages.
FamilyTime - FamilyTime is one of the best parental controlling application and family tracking application and finder at the moment available over the internet.