Thank you for choosing Bitdefender!

Time to claim your welcome gift - 66% OFF our best protection!

Upgrade and secure all your devices with additional layers of security:


Antivirus Free Edition

1 device


Total Security

5 devices

for the first year

buy now

Plus applicable sales tax.

Basic Antivirus protection for Windows PCs

Complete protection for Windows, macOS, Android and iOS devices

Multi-layer ransomware protection to defend your files from encryption by ransomware

Webcam Protection to prevent unauthorized access

Privacy Firewall to keep your info safe from hackers

Microphone Monitor to prevent eavesdropping

Parental control to keep your kids safe online

System optimization tools


Thank you for choosing Bitdefender!

Getting started is easy!

Your download should begin shortly. If it doesn't, click here to download the file manually.
Please note: Bitdefender Antivirus Free Edition is currently available only in English and German.

Need help installing? Here are the 5 steps needed to run Bitdefender
Antivirus Free Edition on your computer:


Locate the file you downloaded,
then click on it to run the installer.

Step 1


Wait until the necessary
installation files are downloaded.

Step 2


Click “Install” and follow the
instructions on the screen.

Step 3


Recommended: after the install
finishes, click on “Sign in to Bitdefender”
to activate your protection.

Step 4


Create or sign in to your existing
Bitdefender Central
account to activate Bitdefender
Antivirus Free Edition.

Step 5

That’s it! Bitdefender Antivirus Free Edition is now up
and running on your computer.

Install free antivirus on your Mac,
Android phone, or tablet

Mac OS Android

Notice any lag after installation?

Sometimes when you install an active protection solution on an infected computer, you might notice your PC slows down.
Other causes could be that another security solution is installed on your system, or that the minimum system requirements are not met.
If this appears to be your situation, please follow the instructions in this article:

Strong together

With you, we are stronger: our advanced machine learning technologies become more proficient as more people use Bitdefender.
So let your friends know about Bitdefender Antivirus Free Edition and join us in our vision of a safely connected world!