It displays an option where the user has to enter a variable and choose the currency to which conversion is required and the currency from which the conversion is required. Results are displayed on the fly.
The application keeps itself updated of any fluctuations in the currency conversion rate through the internet. The application is available all over the internet and is free to use.
This becomes an ideal application for those who deal in foregn exchange or have a lot to do with foreign currencies. Frequent travelers could also find this application to be of use.