The National Car Rental app provides various features designed to streamline the car rental process. Users can quickly reserve vehicles, review upcoming reservations, modify bookings, and view rental history. The app also offers location details and directions, with the option to select vehicles via the 'Emerald Aisle' feature for a personalized rental experience.

Yes, the app is free to download and available on both Android and iOS platforms. While using the app incurs no charges for its features, standard rental rates and applicable fees apply when renting vehicles through it. It serves as a convenient tool for managing rentals on the go.

To create an account, after downloading the app, sign up by entering your email address and creating a password. You will need to provide personal details such as your name and driver’s license information. Once registered, you can log in to manage reservations and access member benefits.

Yes, the app allows you to modify or cancel reservations directly from your device. You can view upcoming trips, change reservation dates or vehicle choices, and cancel bookings if needed, providing greater control and flexibility for changing travel plans.

If you face difficulties, ensure the app is updated to the latest version. If problems continue, contact customer service for assistance. The app also features a help section with FAQs and troubleshooting tips to resolve common issues.