Free AntiVirus software for Windows 11/10
I have included only those antivirus programs which offer full real-time protection, and are not just stand-alone scanners:
1. Windows Defender
Windows Defender is Microsoft’s free antivirus offering to users of genuine Windows 11/10/8/7. It is specifically designed for individual consumer PC use using the smallest resource footprint possible to provide complete anti-malware protection and will include a new protection technology, as part of the Microsoft anti-malware engine, called Dynamic Signature Service (DSS).
2. Kaspersky Free Antivirus
Kaspersky Free Antivirus offers powerful anti-malware protection for Windows users like file, email and web antivirus, automatic updates, self-defense, quarantine, etc.; and will not include advanced security features. It includes a Real-time Shield.
3. Avira AntiVir Personal
Avira AntiVir Personal offers you basic protection & protects your computer against dangerous viruses, worms, Trojans, and costly dialers.
4. Avast AntiVirus
Avast! Free Antivirus is perfect for people who send e-mails and surf popular websites. Its Antivirus and anti-spyware engine provides reliable protection against viruses, spyware, rootkits, trojans, and other forms of malicious software.
5. Comodo Antivirus Free
Comodo Antivirus Free offers an Antivirus scanner, a quarantine, Sandbox operating environment and a Task Manager. Its fast cloud-based scanning gives you a list of infected files in real-time.
6. Bitdefender Free Antivirus Edition
Bitdefender Free Antivirus Edition uses one of the world’s most effective antivirus engines, ICSA Labs certified scanning engines found in other BitDefender products for free. Thereby allowing you to enjoy basic virus protection for no cost at all. It includes a Real-time Shield. UPDATE: Bitdefender Antivirus Free Edition is to be retired soon.
Other free antivirus software:
ZoneAlarm Free Antivirus + FirewallPanda Free AntivirusAVG Anti-VirusSophos Home Free AntivirusClamAV antivirus.
If you want to take a second opinion, you can use any one of these free Standalone On-demand Antivirus Scanners. These Free Cloud-based Antivirus may also interest you. Apart from these freeware if you’d like to suggest any more freeware antivirus software, do share below. Go here if you are looking for free Internet Security Suites or free firewall software for your Windows 11/10/8/7 computer.