Methods: Our aim is to make a research using an application that treats that offers an automatic and human therapist and dietitian reply threw a similar application that is suited for them. A selected 40 BN or sub-threshold BN or BED patients, men and women ages 18-60 ,that will turn to the "Sheba eating disorder medical center" will include the research. Half of the participants will receive aCBT treatment threw a smartphone application along with astandardclinical treatment that includes ones a week session with a therapist and ones a week session with a dietitian and the other half will receive a standardclinic treatment alone. We will test the eating disorder symptoms using eating disorders questionnaires at the starting point, at the end of a six months treatment and six months after finishing the treatment.