Best antivirus scanning software

We've seen no evidence to convince us otherwise. Kaspersky researchers are well respected throughout the antivirus industry, and the company has publicly exposed Russian cyberespionage campaigns as well as those from the United States and other countries around the world. Paul Wagenseil is a senior editor at Tom's Guide focused on security and privacy. He has also been a dishwasher, fry cook, long-haul driver, code monkey and video editor. He's been rooting around in the information-security space for more than 15 years at FoxNews.

If you use a Windows PC, you'll need to have one of the best antivirus programs installed, whether free or paid. View Deal. Bitdefender offers the best value in antivirus software. Norton packs in everything but the kitchen sink. Kaspersky Total Security.

Specifications Anti-theft: Yes. Backup software: Yes. Firewall: Yes. Game mode: Yes. Hardened browser: Yes. Parental controls: Yes. Password manager: Yes. Ransomware rollback: Yes. Webcam protection: Yes. Virtual keyboard: Yes. VPN: Limited upsell. Wi-Fi scanner: Yes. Bitdefender Antivirus Plus. Specifications Anti-theft: No. Backup software: No. Firewall: No. Parental controls: No. Webcam protection: No. Reasons to avoid - Heavy background system impact.

Norton Deluxe. Hardened browser: No. Ransomware rollback: No. VPN: Unlimited. Reasons to avoid - Heavy slowdown during full scans - Pricey. McAfee Internet Security. Virtual keyboard: No. Reasons to avoid - Very heavy performance hit - No parental controls on mid-priced tier. Trend Micro Maximum Security. Specifications Backup software: No. Reasons to avoid - Heavy performance hit during scans - Many false positives on some tests.

Game mode: No. Password manager: No. Wi-Fi scanner: No. Reasons to avoid - So-so malware protection - Moderate performance penalty during scans - Lacks VPN, password manager, file shredder. Kaspersky Security Cloud Free. Specifications Email scans: Yes. Password manager: Limited. Ransomware reversal: Yes.

Scan scheduler: Yes. Support options: FAQs, forums. Upsell nag factor: Moderate. Bitdefender Antivirus Free Edition. Specifications Email scans: No. Ransomware reversal: No.

Scan scheduler: No. Upsell nag factor: Minimal. Reasons to avoid - No extra features whatsoever - No quick scans or scan scheduling. Windows Defender Antivirus. Password manager: Yes, with other Microsoft apps.

Upsell nag factor: Nonexistent. Reasons to avoid - Some features work only on Microsoft products - Hard to schedule scans. Avast Free Antivirus. Specifications Email scans: Separate tool. Hardened browser: Separate tool. Password manager: Not any more. Ransomware reversal: Shield only.

Support options: : FAQs, forums. Upsell nag factor: Omnipresent. Norton Standard adds some nifty extra bits of functionality, including an integrated full VPN service, more backup storage 10GB and dark web monitoring for some countries, including the US and UK.

There are also strong mobile apps for Android and iOS. While Premium ramps that up again to 75GB backup and 10 devices. Editor's note: Unlike the other providers in this list, Kaspersky is yet to release the version of its antivirus. What follows is the description of its plan, and will be updated once we have tested the updates. Its core antivirus capabilities are very strong, with Kaspersky ranking at or near the top in all the most recent reports from the big independent test labs.

Kaspersky also benefits from some nifty self-protection routines. The good news is that when it comes to extras, the bigger suites bundle more interesting functionality.

Kaspersky Internet Security introduces an intelligent firewall which hardly ever bothers you with any queries , plus a secure browser, and it offers coverage for Macs, along with Android and iOS mobile devices. Kaspersky Total Security brings in more on top of all that, including smart parental controls, a fully-fledged password manager, and automated local or Dropbox backups. Another strong suit is the fact that this antivirus is currently top dog when it comes to blocking phishing sites according to AV-Comparatives , and it provides great web browsing protection including Pay Guard as a secure environment for the likes of online banking.

Weak points? However, you do of course get more functionality with the higher-level security suites from Trend Micro. The next tier product, Trend Micro Internet Security, throws in some interesting extras including parental controls and social media protection tools. Whereas most updates on this list are fairly superficial, Avast ripped everything up and started again for its latest release - introducing Avast One. Avast One takes the firm's trusted free antivirus now known as Avast One Essential and builds on it with extra features.

Whether you choose to go free or upgrade, the software is really in favor with the independent testing labs at the moment, ranking towards the top of the pile in real-world malware tests and anti-phishing tasks.

You also benefit from a simple firewall, data breach scanning to warn you if your online accounts are breached, and apps for Windows, Mac, Android and iOS.

So why bother paying for Avast One? You'd have to really want one of those specific add-ons to want to part with your cash, otherwise we'd suggest going for a more fully featured internet security suite or just sticking with the free Essential download. We saw a lot more thought pieces coming out in suggesting that the time was at an end to pay for your antivirus software.

And while we generally disagree with that notion, Microsoft Defender is probably the best argument in its favor. That's because if you're a Windows user, there's a perfectly capable virus protection already sitting within your operating system. Microsoft Defender is a solid product that gives capable mid-range protection - mostly without users ever even knowing it's there.

Defender has a dashboard, its own scan options and so on, but you'll never even see them unless you go looking. In the testing from independent lab AV-Comparatives, Defender ranked pretty much slap bang in the middle of the 17 tested providers. That means it's better at protecting your PC than even some of paid-for software out there.

Outside of pure virus protection, it features lots of bonus features such as multi-layered anti-ransomware, firewall, webcam and privacy protection, web filtering, parental controls and backup. So what's stopping you from forgetting the rest and simply getting Defender up and running?

Well, those features mentioned above are all pretty basic and aren't up the standard of those offered by most of the security suites above. And it probably goes without saying that Defender is only available on Windows PCs - forget protecting your Mac or smartphone - and some features only play nice if you use Edge as your browser.

In truth, Avira is probably best known for its Avira Free antivirus option which is among the best out there - see further down this page , but its premium packages should not be sniffed at — especially when you consider the incredible price you can now pay for its Antivirus Pro package.

The interface is smart and the various features — including the free but limited to 1GB monthly VPN — are now better integrated within the UI overall. The caveat here is that the ratings of the antivirus engine from independent test labs are only middling at best — but the app does provide a decent enough level of protection. Upgrading to the Internet Security or Prime plan adds further features like a full password manager, and the Pro version of Software Updater which provides automatic updates for your apps , plus Prime gives you the unlimited usage version of the VPN and mobile app support.

A real bargain. McAfee takes an interesting approach with its security range, as all the offerings are variants of its core Total Protection product, with the main difference being more devices are supported at higher tiers.

McAfee Total Protection Single Device is the entry-level antivirus product, and as the name suggests, it covers one device. There are also a ton of features on offer, particularly for a baseline product, and even if not all of them are of the highest quality, you get a lot for your money.

That includes an intelligent firewall, an integrated TunnelBear -powered VPN with unlimited data, a quality spam filter, secure file vault, and some PC speed-up options. The main stumbling block here is that the antivirus engine itself is not the best out there — although some results from independent test labs come out better than others — but this has to be something of a concern.

Further up the Webroot range, SecureAnywhere Internet Security Plus expands coverage from Windows and Mac PCs to mobile devices, also providing a password manager courtesy of LastPass and covering up to five devices rather than three.

And at the top of the tree is Internet Security Complete which introduces an automatic backup tool with 25GB of secure cloud storage and additional online privacy features. SecureAnywhere AntiVirus gives you everything you need, really, although Internet Security Plus is our top pick for the most rounded package. Sophos Home Premium covers up to an impressive 10 devices Windows and Mac computers.

Sophos provides capable virus protection, and worked well in passing our own anti-ransomware tests. For the antivirus software on offer — and given the 10 device ceiling — Sophos Home Premium could work out as a great value proposition for those who want to protect multiple computers.

Just note that Sophos no longer offers a long-term free version to new users. You'll see on the website you can download it for free, but that's just a trial version rather than an all-singing all-dancing free antivirus package. We've tested all of the biggest names in internet security, we've found that the very best antivirus software in is Bitdefender. It's a superb bit of software - from its entry-level Bitdefender Antivirus Plus and its cast-iron malware defenses, excellent threat detection and genuinely value-adding extra features, right up to its all-singing, all-dancing Total Security that adds an array of maintenance tools and can be used to protect your family's computers, tablets and phones.

An antivirus app sits on your device like a guard dog, watching over the entire system and sniffing out any intruders malware , or indeed anything suspicious.

If you want the best protection for all of your devices, you need to pay for a premium antivirus program like Norton or Bitdefender.

While there are literally billions of malware attacks reported annually, trojans and adware are consistently the most common types of malware found on Windows computers. Trojans look like other files with extensions like. If you decide to uninstall your third-party antivirus, your PC will automatically ask you to reactivate the Windows Defender antivirus.

Professional Reviews. Affiliate Commissions. Reviews Guidelines. Katarina Glamoslija Updated on: January 13, This article contains. Short on time? Download Avira Free Security for Windows here. Quick summary of the best free Windows antiviruses for 1. Kaspersky — Free extras like a VPN, dark web monitoring, and a password manager. Malwarebytes — Minimalistic antivirus with on-demand scanning.

Sophos — Good real-time scanning with remote access for 3 PCs. Comparison of the Best Free Antiviruses for Windows in Here are a few of them: Avast. While Avast — and their subsidiary antivirus company AVG — continue to offer two pieces of widely used free antivirus software Avast Free Antivirus and AVG AntiVirus Free their repeated privacy violations have caused too many concerns.

You can read more here. This price covers one device. There is a day money-back guarantee. McAfee Antivirus Plus is our top choice for multiple devices because its subscriptions offer protection for every device in the home for a reasonable cost. McAfee Antivirus Plus is the one antivirus platform that recognizes the growing number of devices used in a single household, which could include four or more different operating systems. The basic package supports up to 10 devices, support, secure web browsing, and antivirus.

The MTP 10 Device plan is for one year for 10 devices, but also includes features such as full protection for the home network, password manager , encrypted storage, and identity theft protection. Unlimited device protection is also available in one-year subscriptions. Plans come with one to five VPN licenses. Trend Micro was founded in in the U.

The company operates worldwide and has many partnerships in the tech industry. Password management and protection are only offered in the product family's highest tier. This version is Windows-only, but Trend Micro offers a Mac version. The highest tier plan supports mobile operating systems as well.

The company offers a day money-back guarantee. Our top choice for malware scanning, Malwarebytes, is the best at removing malware on demand among any providers. Malwarebytes was founded in Santa Clara, California, in and specializes in protecting home computers and mobile devices. The free version of Malwarebytes is limited but powerful. It doesn't have many advanced features and protections—it simply detects and removes malware.

Malwarebytes does an excellent job of capturing, quarantining, and removing malware that is wreaking havoc in your system.

You can run a full or quick scan of the free version whenever needed, and it will create a report on your system. The premium version can be used as antivirus software. The free version runs on-demand, scanning for and removing malware, but should always be used in tandem with more comprehensive antivirus software.

While the software is available for multiple operating systems, premium offerings only work on Windows. A free trial is available for 14 days, but the free version remains on your computer to be used on-demand. Antivirus AV software is designed to detect, block, and remove malicious software on a computer or network.

AV software is an advised layer of any cybersecurity system, as it is often the first line of defense to protect the computer before the malicious software burrows too deep. It offers protection to a computer or network and helps prevent the virus or other malicious code from spreading to other devices. Hackers don't just make money by selling your personal information; they can use that data to buy things fraudulently, compromise your credit score, drain your bank account, and generally wreak havoc on your and your business's financial life.

Adding antivirus software to your computers is the least you can do to protect yourself. Windows continues to fight viruses designed to exploit vulnerabilities in the operating system, and until those vulnerabilities are patched, AV software is the first line of defense.

Windows 10 is the first version to include its own AV software built into the operating system. But if you want something that offers specific protections, the best option is to add a paid version that covers your needs. However, a long-standing misconception is that computers using Mac or Apple operating systems are immune to viruses and other malicious software attacks.