I spent six months testing and reevaluating the top antivirus programs currently available in 2021. While there haven't been many big changes between last year and this year's versions, I did want to make sure the programs I recommend will keep computers, mobile devices, and networks as secure as possible. This year Bitdefender Antivirus Plus is still the best antivirus program with real-time protection that stops and scrubs threats from your system before they have a chance to even start downloading. It includes helpful tools like a vulnerability scanner, social media protections, and a password manager. Here are several other excellent solutions to round out this year's list of the top ten antivirus programs. A handful of these solutions work with mobile devices but check out my picks of the best antivirus apps for Android to see a more comprehensive list. Best Antivirus Overall: Bitdefender Antivirus Plus Bitdefender consistently earns high or perfect scores for