AVG's new antivirus version for PCs helps you block advertisers from tracking you online, and that is something no other antivirus does right now. The best part is that it comes with the free version of the antivirus, as well as the paid version. Free Version Download
Installation is simple, and the only thing to select is not to change the default search provider. The toolbar stays as that is the one to help blocking the nasty advertisers from snooping on your life.
Finally, the browser add-on that shows you who is tracking your browsing, and an easy way to not be snooped on.