Abstract: The invention relates to a self-cleaning sanitary apparatus which comprises a booth provided with an automatically openable door and formed by an outer shell having an inner shell off-centered therein, thereby between the two shells a space is defined which accommodates devices for effecting the functions of the apparatus. The cited devices comprise an automatic dispenser of toilet paper, a hand washing compartment for the user, equipped with an automatic soap dispenser, and a plurality of flushing liquid dispensing nozzles arranged peripherally over the inner wall of the inner shell. The inner shell interior includes a bowl seat and a tilting footrest acting as a floor, which is connected to weight sensing members for a person, in turn connected kinematically to members controlling the cabin door opening and closing to only enable its use by a single person.