No it will just nourish your existing hair by promoting the blood supply to flow faster around it.Washing with hair products such as aloe vera or coconut oil is said to make hair grow faster.
Will massaging your scalp make your hair grow faster?
No chance but with massage your blood circulation is good at massaged places..
My mum tried that once, she paid $15 for it too, and nothing happened so probably not but there may be a trick to it