Auto dialer refers to the software solution that leverages automation to place outbound calls in various ways. “Robocall” or "Robo dialer", on the other hand, typically refer to a call that is not only placed automatically but also uses a prerecorded message. There are legal, legitimate, and effective uses for robocalls, however, the term is frequently used to refer to scam or spam calls made by fraudsters. Meanwhile, auto dialers can play an important role in helping sales and marketing teams reach customers and leads who have expressed interest in their offerings more efficiently and profitably.