XO Legacy is a free iPhone application developed by JetSmarter Inc. in the Travel & Navigation category. This app is designed to provide ongoing support for users who are familiar with the legacy XO booking experience.

With XO Legacy, users can access the features and functionalities they are accustomed to from the previous XO booking system. The app allows users to easily search for and book flights, manage their reservations, and access important travel information.

The user interface of XO Legacy is intuitive and user-friendly, making it easy for users to navigate through the app and find the information they need. The app also provides real-time updates and notifications to keep users informed about their flights and any changes or updates.

Overall, XO Legacy is a valuable tool for users who have been using the legacy XO booking system and want to continue enjoying the same features and convenience. It ensures a seamless transition to the new booking system while providing ongoing support for their travel needs.