Microsoft Defender is improving, but you still shouldn't rely on it by itself. That doesn’t mean you have to pay extra, though! We’ve tested the top free antivirus apps so you can protect your PC for free.
More phones run Android than any other mobile OS, and there's a correspondingly huge variety of malware. Based on our testing, these are the best Android antivirus apps to keep your devices safe.
Despite what you may have heard, your Apple computer is not immune to malware. We test the top contenders to identify those offering the best Mac antivirus protection.
Antivirus software is critical for every PC. Without it, your personal information, your data, and even your bank account are all at risk. We've tested more than 40 utilities to help you pick the best antivirus protection.
Microsoft Defender Antivirus protects Windows 10 PCs that have no other antivirus protection. It does the job, but still won’t beat the best free or paid third-party antivirus tools.
Emsisoft Anti-Malware handles the basic tasks of malware protection, including ransomware, though it doesn’t score well in some of our tests. Comprehensive remote management will be attractive to tech-savvy users.
Bitdefender Antivirus Free Edition includes the same core antivirus technology found in the commercial Bitdefender Antivirus, focusing on the essential task of antivirus protection with minimal add-ons.
Avira Free Antivirus for Mac costs nothing, and it’s easy to use, but full access to all features requires a commercial upgrade.
Avira Antivirus Pro offers the same basic protection as Avira Free Security, plus a few added features that don't all work well. Stick with the free edition or, in a business setting, make a better and less expensive choice.
NortonLifeLock previously bought up another antivirus provider called Avira.
Avira Free Security goes beyond basic antivirus with dozens of security-related utilities. However, many require payment for full functionality.
Your antivirus protects you from more than just viruses. Here's everything you need to know about the spyware, Trojans, ransomware, scareware, and other threats your security software should detect and neutralize.
As the name suggests, Panda Dome Essential includes all the antivirus essentials, but goes beyond the basics with suite-level features. It looks great, but its performance in testing doesn’t match its looks.
The Mac version of Panda Dome Essential costs as much as its Windows equivalent but offers nothing more than antivirus and a limited VPN, with an impossibly slow on-demand scan for malware.
Panda Free Antivirus boasts an attractive user interface and an unusual USB vaccination feature, but it lacks protection against dangerous and fraudulent websites and earns mixed scores in our tests and lab tests.
Heimdal Premium Security Home does everything you expect from an antivirus, but its pricing is out of line with the competition.
Heimdal Next-Gen Antivirus Home scans for malware on demand, on access, and on schedule, but it lacks protection against dangerous and fraudulent websites.
Heimdal Threat Prevention Home fends off dangerous and fraudulent websites as well as direct online attacks, but it omits the antivirus basics that consumers expect.
Any effective antivirus software should protect you against all types of malware, including spyware. Among the many antivirus apps and security suites we've reviewed, these top choices offer the best spyware protection.
Malware comes in many forms, but one thing's for sure—you don't want it attacking your computer. We've tested nearly 100 anti-malware apps to help you find the the best malware protection and removal software for all your devices.