Windows Defender is an anti-malware component of Microsoft Windows. Developed by Microsoft
License: Free
Kaspersky Anti-Virus is an antivirus program developed by Kaspersky Lab. It is designed to protect users from malware and is primarily designed for computers running Microsoft Windows and macOS, though a version for Linux is available for business consumers. Developed by Kaspersky Lab
License: Commercial
Windows Defender is a built-in, free antivirus solution that offers basic protection suitable for average users, while Kaspersky Anti-Virus provides comprehensive security features and better malware detection, making it ideal for users needing advanced protection.