In the field of health it is being necessary the use of mobile technologies, because they have become a reality able to change the model of current health services. In the area of health, mobile applications leave from search and data storage, patient monitoring, prevention and even health. Therefore, this article is to show the benefits offered by web and mobile applications with respect to breast cancer, being one of the leading causes of morbidity and mortality worldwide because statistics presented by WHO. These mobile applications were developed through five phases which were necessary for the design and programming of such applications.