The standard of individuals has increased. This has driven the growth of the number of people owning a private car since it is time-saving and convenient. This, in turn, has increased the need for car wash service providers which has led to the demand for car wash management systems to manage their customers. Car Wash Management System with Membership and Promotional Features has been developed to help car service providers to manage their customers to schedule their car wash timeslot booking and manage their membership benefits and help the car wash service administrator to manage their customer reservations and payment processing.