Malwarebytes

Discover free Windows antivirus tools for 2026. Protect your PC from malware, ransomware, and phishing with fast, secure, and 100% free options. Definition A free Windows antivirus is a security program that protects your PC against viruses, ransomware, spyware, phishing attacks, and zero-day threats — without requiring a paid subscription. Modern solutions use real-time protection, … Read more