that app is similar to : https://play.google.com/store/apps/details?id=air.com.digitaleg.cairofestivalcityAndroid but have some different ideas , tech , cover different areas and the best feature here is that app is dynamic. new versions will include : map in addition to camera view route , voice order , common path and data analysis section. next version maybe include save location with user data forever so even user remove and reinstall the app , he can pull his data including his prev saved list of his fav lovations.