Spyware Doctor is a spyware remover and provides real-time protection against spyware, adware, Trojan horses, keyloggers, spyware cookies, adbots, spybots, browser hijackers, and phishing attacks. Spyware Doctor is easy to use and requires few PC resources. Its scanning speed is delivered by multiple specialized scanners. Almost any function of Spyware Doctor can be updated through the Smart Update process. The OnGuard feature is designed to provide real time protection and deploys several tools that actively monitor and protect the PC from spyware attacks. This version of Spyware Doctor includes an installer for Google Toolbar. The installation of this toolbar is optional. Version 5.5 includes a faster engine, uses less system resources, and enhances detection.