Newegg lowers the price of Kaspersky Antivirus 2010 Software from $49.99 to $9.99 after this $40 Mail-In Rebate. This is the best price we could find on this software by $8. Keep your PC safe from viruses and spyware. This software has nearly a 4-star rating from 57 reviews, and is known as one of the most comprehensive antivirus software packages available to consumers. Shipping is free and there is no sales tax (except in CA, NJ, and TN).