Amazon offers the Webroot Antivirus 2017 - 3 Devices - 1 Year - PC/Mac Disc for a discounted price of $19.99 plus free shipping on orders above $35, or with Amazon Prime. Note, you can also get the downloadable version for the same price. Limited time offer. You save $30 off the price! That's the lowest price we could find. This has a 4.5 out of 5 star rating with over 700 reviews on Amazon.

• 100% Cloud security that will analyze files, phishing sites, malicious web pages, IP addresses, and mobile apps providing a real time view of current threats and enabling protection from zero day attacks.
• Real-time anti-phishing, Webroot Antivirus protects your personal information by blocking fake sites that try to trick you into entering passwords and other sensitive information
• Installation in minutes with the smallest installer in the market, includes unlimited 24/7 access to support based out of Colorado