Mudflap positions itself as an essential tool for commercial drivers, combining fuel savings with specialized navigation in a single Android application. The app addresses two critical pain points for truckers: rising fuel expenses and the challenges of finding routes suitable for large vehicles. With partnerships spanning major truck stop chains including TA Petro, Speedway, and Kwik Trip, Mudflap claims nationwide coverage for its discount program. The core functionality revolves around two integrated systems: a fuel discount platform and a specialized navigation tool. Users access instant diesel savings by selecting participating locations through the app's interface, with discounts applied directly at the pump. The navigation component provides truck-specific routing that avoids low bridges, weight-restricted roads, and other obstacles problematic for commercial vehicles. The app also enables in-app payment processing, addressing the common issue of pump authorization limits that often interrupt refueling sessions. User experience demonstrates practical efficiency, with an interface designed for quick location searches and route planning. The mapping system displays both fuel prices and available discounts simultaneously, allowing drivers to make informed decisions while en route. Real-world usage patterns show most users employ the app for daily route planning and fuel stop identification, with many reporting the combination of navigation and savings as particularly valuable for long-haul operations where both cost efficiency and route safety are critical. User feedback trends consistently highlight significant fuel savings and navigation reliability. Valerie Freitag (April 29, 2025) notes the app's ease of use for finding fuel stops, while James Morris (May 8, 2025) praises the in-app payment functionality that prevents pump interruptions. Some users, including Joey C (April 22, 2025), express desire for enhanced routing features like multi-stop planning, indicating areas for potential improvement despite overall satisfaction. The application demonstrates clear strengths in cost reduction and route safety, though its network limitations—currently covering specific stations rather than all available options—may reduce flexibility for some users. Ideal use cases involve regional and long-haul truckers operating primarily along major trucking corridors where partner stations are concentrated. The app's value proposition remains strongest for drivers who prioritize predictable routes and established truck stop networks over complete geographical coverage.