It is a computer program known under the name of "APP" or mobile application. Made with the Android Studio program for electronic devices with Android operating system.The "APP" is aimed at students of Criminal Law who have the need to generate the Title of the imputation of a fact, calculate the Margins of Punishment of the penalty or sanction, as well as to learn the rules of the Legal Classification. This through automation - higher phase of criminal law - that through a quick sensitive response allows you to make decisions in a dizzying way. To the defender to use it as a tool and thus plan his defense strategy for the accused;To the general public to analyze Criminal Law through its consequences and as a means to prevent crime.The “APP” is based on the work “Criminal Law Treaty” by Rubén Quintino, Editorial ArQuinza, 2020.The program shows the user the way in which the elements (Type of Penalty attributed, Degree of execution, Form of intervention and Nature of the conduct) are linked to form the plastic of the Title of imputation of a fact through the elements of Legal Classification. In this way, the possibility of increasing or decreasing the penalty is studied; If the link of the elements is correct, the program consequently generates the Title of imputation, Legal Classification, and the Margins of Punishment of the penalty or sanction, otherwise, it issues alerts through text and voice messages, remembering the rules to achieve the proper link.Characteristics: The application (APP) has questions through text boxes and selection and advance buttons for each element of the legal classification, including aggravating and mitigating factors to conform the title of the charge, Legal Classification, and the Margins of Punishment of the penalty or sanction.The application (APP) has artificial intelligence to highlight failures or successes that with the help of the rules of the Legal Classification make up the Title of imputation, Legal Classification, and the Margins of Punishment of the penalty or sanction. Issuing by means of text messages and voice alerts the recommendations to direct towards the generation the title of imputation, Legal Classification, and the Margins of Punishment of the penalty or sanction according to the treatment; same that the program reads and displays for your analysis and understanding. Thus guaranteeing the correct result.The application (APP) has a series of cases to solve that allows you to exercise and put into practice the use of the application.