United Auto-Wash is an iPhone application developed by Dencar Technology Inc, available for free in the Lifestyle category. The app offers a convenient way to manage your monthly wash club subscription with various features. Users can easily access their transaction history, update vehicle identification, manage profiles and billing information, and view locations along with wash plans provided by the site.

In the future, United Auto-Wash plans to add more functionalities such as the ability to purchase washes, gift cards, and services, send and redeem gift washes, and check gift card balances, making it a comprehensive tool for car wash club members.