Described are methods, devices, and systems for controlling and/or billing a novel, inexpensive, easy to use therapy for a number of disorders. Described are methods and devices for controlling and/or billing treatment of disorders that involves no medication. Methods and devices described herein for controlling and/or billing neuro-EEG synchronization therapies use alternating magnetic fields to gently “tune” the brain and affect mood, focus, and cognition of subjects.