Inclusion Criteria:  Neck pain that has been going on for at least 3 months Participant can use smart phone, No problem affecting reading and answering survey questions  Exclusion Criteria:  Presence of visual and auditory problems that may prevent the use of the smartphone application Torticollis Vertigo Pregnancy Additional diseases such as vertebrobasilar insufficiency, heart failure, chronic heart disease and hypertension Dementia Inflammatory rheumatic disease Psychosis and neurological disease diagnosis Receiving another treatment or having surgery in 3 months Exposure to any neck trauma in the past 6 months A past or ongoing cancer history