Aim: The purpose of this study was to assess the efficiency of Smart Phone Dental Simulation Application in controlling children's anxiety. Material and Method: Fifty children in the age group of 6–10 years who visited to dental clinic for the first time and fulfilled the inclusion criteria were randomly selected from the Outpatient Department of Pedodontics and Preventive dentistry. Selected subjects were made to use mobile dental app called "Little Lovely Dentist" mobile dentistry app from Leaf Cottage Games, which is available on the Google Play Store for Android. Their anxiety levels were noted before and after playing the game using the facial imaging scale.