Free Antivirus Software You Can Protect Yourself — With

Incredibly lightweight and minimalist. It runs quietly in the background and only alerts you when it actually finds something.

Finding a solid free antivirus doesn't mean you have to settle for "lite" protection. Many of the top security firms offer free versions of their software that use the exact same malware detection engines as their paid suites. 1. The "Built-in" Choice: Microsoft Defender Free Antivirus Software You Can Protect Yourself With

Kaspersky is widely regarded as having some of the most sophisticated detection technology in the industry. Incredibly lightweight and minimalist

Never install more than one "real-time" antivirus at once (e.g., Bitdefender and Avast together). They will fight over system resources and actually make you less secure. Free Antivirus Software You Can Protect Yourself With

Users who prioritize the highest possible detection rates. 5. The Second Opinion: Malwarebytes