Mafia program is a very practical program taken from the Mafia night game of Dorehami Javaheri, which has been created for the operator to increase the quality and speed of the game process. All stages of the game in the day and night phases are performed by the app, respectively, and even the result of processing will be announced by the app. All the capabilities of the roles are implemented according to the rules, and therefore, It will proceed with much higher accuracy without error.