Trend Micro Internet Security 3 Devices Mac/Windows (bestbuy version) Offers use on up to three PCs, Macs or devices with an Android 2.2 Froyo or later or iOS 7 or later operating system for comprehensive protection against online threats Beat viruses and virtual intruders before they strike with Cloud-based protection Avoid viruses and spyware by identifying and blocking unsafe Web sites, social networks, e-mails and instant messages Keep your personal information secure with protections against phishing scams Defend your financial data with a secure browser for worry-free online banking and a password management tool