Which Is Better Avast or Windows Defender?

Avast is the winner as it offers more security-enhancing features and extra utilities in its security suites than Windows Defender.

Also, independent tests prove that Avast is better than Windows Defender in terms of both malware detection and the impact on system performance.

Can you run Windows Defender and Avast at the same time?

Regardless of which third party (i.e., not Microsoft) anti virus application you choose it will always turn Windows Defender off to prevent conflicts. In answer to your question “will it cause a conflict between defender and avast running simultaneously” the answer is Yes it will.

Is Windows Defender a good antivirus?

Microsoft’s Windows Defender isn’t great. In terms of protection, you can argue that it’s not even that good. Still, at least as far as its overall standing is concerned, it’s improving. As Microsoft improves Windows Defender, so must the third-party antivirus software keep pace—or risk falling by the wayside.