Volkswagen brand is a one of the world's most successful volume carmakers which produces vehicles for customers in more than 150 nations. They were looking to provide an easy solution for their customer to calculate their monthly car expenses for all models they have till now. For this we first gathered all the parameters for the calculation and after understanding the complete vision and model for the calculator we developed an advanced and user-friendly calculator which takes inputs from the visitors in an interactive way and provide output based on their selection and inputs.