Block all types of pop-up ad windows and more with this ad-blocking toolbar! Pop-Up Stopper Companion provides pop-up and pop-under blocking technology in an easy-to-use toolbar that is only active when your browser is open. Find and clean tracking files such as cookies, history, and browser cache automatically as you surf. The 'Allow' list enables you to allow pop-ups and cookies from specific, trusted Web sites. Preserve bandwidth and speed up your PC and browser by blocking pop-up windows before they load and by cleaning up files regularly. You can play one of many sounds when a pop-up window is blocked. Pop-Up Stopper Companion has an option to hide the browser toolbar, and an easy control to view it to change toolbar settings.

Version 4.0.1 features minor improvements and bug fixes.