Pop-up Free - Version 1.56 Pop-up Free is a pop-up window killer based on artificial intelligence and intelligent agent technologies. Get rid of annoying pop-up windows and enhance your Web surf experience. Kill unexpected pop-up windows and protect your privacy.It is easy to use. Just download and install. Start your IE. Popup Free will run automatically. You can then enjoy surfing the Internet faster than ever without any annoying popup windows ever again.