In Spain, public transport is made up of different modes, such as buses, trains, ferries, and trams. There are also other types of public transport, such as light rail, underground, monorail, and trams, which provide different services to the public.

WUL4Bus is an application that allows you to know the times of arrival of the buses in your area. You can also choose to see the routes of the buses in your area, so you can know the best way to get from A to B. The application is useful for those who need to get to their destination quickly, as well as for those who want to plan their trips in advance.