Google has offered free softwares for download at http://pack.google.com/intl/en/pack_installer_new.html. The softwares included for download are Google Toolbar, Spyware Doctor Starter Edition, Picasa,  Norton Security Scan, Google Desktop, and StarOffice. Among the softwares posted, the best recommended ones are the Google Toolbar, Spyware Doctor Starter Edition, and the Norton Security Scan. The main feature of the three software is for internet explorer adds-on, spyware and virus detection and removal, respectively. Avail the packages as they are free of charge while getting protected against malicious programs infecting your computer system.