A good virus scanner is absolutely necessary if you frequently make use of the internet. When you are not for a virus scanner will want to pay there are free alternatives available such as BitDefender Free Edition.
UPDATE: The free version of BitDefender called BitDefender Free Edition is no longer available. Look for an alternative to our overview of free virus scanners.
BitDefender is freeware download in a downsized version: BitDefender Free Edition.
BitDefender Free Edition differs from the paid version in the fact that the free version only on-demand virus scans to run. This happens automatically during the computing. When you have a continuous and automatic protection against viruses, you can better opt for our recommended free virus scanners.
BitDefender Free Edition has the following features:
You can free download BitDefender and safe install the latest trial or new full version for Windows 10 (x32, 64 bit) from the official site.