Call Meter 3G - Call Meter 3G is an app that acts as a monitoring tool for all your calls, messages, and internet data.
Phonalyzr - Phonalyzr uses your call log to display graphs and usage summaries, giving you a never-before-seen...
Data Usage - Data Usage Monitor | Your guard against data plan overages.
NetCounter - NetCounter is a simple network traffic counter for EDGE/3G and Wi-Fi. It shows your data usage.
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.
Call SMS Data Monitor Counter - Call SMS Data Monitor Counter is an application that is used to count all the calls, SMS, MMS, and data sent and received by your device.