Smart PopUp Blocker Pro is a System Utilities software developed by Smart Soft Ltd.. After our trial and test, the software was found to be official, secure and free. Here is the official description for Smart PopUp Blocker Pro: Smart PopUp Blocker stops all annoying popups. It optionally blocks banner ads for faster surfing. You can allow popups by holding down Ctrl while clicking a link. It's self configurable. Smart PopUp Blocker blocks the ads of Kazaa, Gator, chat messengers etc. you can download Smart PopUp Blocker Pro 4.3 free now.