Free of Charge Anti Virus Application to Eliminate Adware and Spyware Adware is an annoyance, and in the last couple of years of internet history much of adware's current features have begun to appear like spyware, which is a much bigger threat. Adware that is sent out to look like email often notifies businesses when you opened the email, what you did with it (probably junked it!), in what country, how long you looked at it, and from what IP address.