Calcazoo (http://www.calcazoo.com), the first application of its kind, enables you to find out the exact cost of your calls as soon as you dial! This powerful application has an engine that is constantly monitoring all your outgoing Calls and SMS, and displays accurate call costs for both ported and regular mobile telephone numbers1, updates your inclusive balances and manages your roll over minutes. This application is not simply a calculator, but a powerful cost analysis tool which connects to the Calcazoo Central Server1 to update your database to accurately determine whether the mobile numbers stored on your handset are ported or not. A powerful edit feature also gives you direct access to the heart of Calcazoo engine allowing you to customize your plan by changing tariff rates, roll over months and inclusive balances Networks: Enables you to accurately determine costs. Since Calcazoo can uniquely identify the network of any given mobile number1. Pricing Calculation: An Intelligent application engine differentiates between peak/off-peak times, Bank Holidays, on/off Network calls, weekend rates, and more and displays the cost to call the number, before you get connected. SMS: Calculates SMS costs and monitors your inclusive SMS balance. Inclusive Minutes: Calcazoo is able to exclusively manage your inclusive minutes and SMS balances. Accounting for roll over months in live time. Custom Plans: Calcazoo allows you to edit any tariff, just incase we don't offer your plan. Simply edit the plan details to customize Calcazoo to your current network provider and plan. Calcazoo currently only serves customers in the UK, but we are planning to release additional countries. If you like the idea and would like to have this application developed for your country, then go to our forum and post your comments.