Gufw - Gufw is an easy, intuitive way to manage your Linux firewall.
My Data Manager - Description Take control of your mobile data and save money on your mobile phone bill!
Little Snitch - Little Snitch is a firewall application that monitors and controls outbound internet traffic.
Data Usage - Data Usage Monitor | Your guard against data plan overages.
netfilter - Netfilter software comprises iptables, ipset, conntrack-tools, libnetfilter and more.
Call Meter 3G - Call Meter 3G is an app that acts as a monitoring tool for all your calls, messages, and internet data.