Download Bitdefender AntiVirus Free Edition

Bitdefender Antivirus Free Edition is designed to allow you to enjoy using your computer, without the worry of viruses and other threats. With no special configuring required, it will always find the best way for your system to stay clear of danger. Most importantly, it won't slow down your system. Bitdefender Antivirus Free Edition shares some of the revolutionary technologies that allowed our main product line to surpass major competitors. Bitdefender Antivirus Free Edition was the top rank PC Mag reviews, and rated higher than Avast and Avira. Start your FREE download now!

Free Download
For Windows 8, 7, Vista, XP

Tested Spyware & Virus Free | Installer Size: 1MB | Download Time: <1 min

Your download will be handled by Air Installer, an ad-supported download manager. You can also download AntiVirus Free Edition from this link. To uninstall Air Installer, click here. By installing this software you are agreeing to our Privacy Policy and Terms and Conditions.

AntiVirus Free Edition Features

Real-time Shield

The real time shield offers protection for you whole system, and proactively stops infected files before they are able to reach your computer.

Virus Control

Even new and emerging viruses don't stand a chance. Innovative technology can detect and alert you of all potential threats, even if no default protection has been released for that threat. With thousands of new threats being created daily, it's easy to see why this feature is fundamental to a reliable antivirus.

Early Boot Scanning

Scans commence when you boot up your computer. This ensures virus detection is implemented at system startup, and will also improve your boot time.

Auto Scan

The Auto Scans focus its virus detection efforts on high-risk areas. Configure the automation to fit your schedule, saving you time and resources.

HTTP Scanning

Bitdefender Antivirus Free Edition scans all links accessed through your browser. If any malicious code it detected, the link will be marked as unsafe and blocked. This protects you from phising scams, credit card scams, and other identity related threats.


Rootkits are a type of software that can enable hackers to get control of your PC. Our software utilizes special technology to detect and block rootkits, as well as other malicious software.


Featuring an Intrusion Detection System, Bitdefender Antivirus Free Edition ensures that any applications that need to access the internet are checked for hidden malware. Automatic alerts are displayed when suspicious behavior is detected. If any of the apps go over limit, they are automatically blocked.


This feature watches the behavior of applications on your computer. By analysing how the apps act in a safe environment, this feature can detect when an app performs any suspicious actions. If suspicious activity is detected, the application will be automatically quarantined.

Free Download
For Windows 8, 7, Vista, XP

Tested Spyware & Virus Free | Installer Size: 1MB | Download Time: <1 min