Stop-the-Pop is an aggressive pop-up killer preventing all annoying pop-up windows from appearing as you surf the Web. It has full support for both pop-up and pop-under windows and will kill them even before they appear on the screen. You can temporarily disable the pop-up stopper by holding the Control or Shift key. Stop-the-Pop is compatible with Internet Explorer 5.x and 6.x, Netscape 5.x and 6.x, and Opera 6.x. It is light on your system's resources and requires no setup.

The 1.22 version is a maintenance release that fixes a few bugs.