To delete Avast from Mac, follow the steps below: If you are one of them and want to uninstall Avast, our post is here to help. It’s an all-in-one security tool for both Mac and Windows and includes features like threat detection, password management, and more.įor some, Avast is the best antivirus, but nowadays more and more people are complaining about Avast. They say slow performance, conflicts with other apps, heavy system resources, and various reasons.