Números Úteis is a free Android application developed by Fundação Vodafone Portugal under the category of Utilities & Tools. This app allows users to search for useful contacts in the location where they are or near the selected reference point. The contacts are classified into categories, making it easy to initiate contact with just one touch. The categories include Hospitals, Health Clinics & Centers, Police, Transport (Taxi, Stations of the CP, Airports), Public Entities, and Pharmacies (shows only the pharmacies that are open).

The app's features include searching for entities in the location where the user is or in a selected location, easily identifiable icons with each category, simplified contact information ordered by distance, and the ability to call or locate the contact on the map with just one touch. Furthermore, the app allows users to create their own categories to store personal useful numbers. Números Úteis is an excellent app for anyone in need of quick and easy access to important contacts in their area or a new location they are visiting.