This supervisor application is available for our client companies, so that their employees with the role of Supervisors can carry out their evaluation and review activities of the services provided. The company gives supervisors access to this application that allows them to carry out an online satisfaction survey for the services contracted and performed by a group of collaborators. The Supervisor, after logging in to the application (username and password), allows you to locate the client's address and apply different surveys, fill them out, take photos as evidence, you can write comments to the photos, you can write observations, you can print of the formats and close the different surveys applied.