This research is based on the problem of the spread of COVID -19, so it is necessary to maintain social distancing to avoid its spread in the population, the Bluetooth sensor of the cell phone will be used to detect a contact, which will alert the person who You must keep your distance and record it, after this you can analyze the information collected from the contacts for decision-making in order to minimize the spread of COVID-19. The Scrum methodology was used to develop this system, modern technologies are also used in software development. As a final result, a prototype of the proposed objective has been made, which aims to be able to carry it out for development and put it into production.