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2021 Rankings

Antivirus Software for Windows

Last updated on November, 11

You’ve probably heard a lot about viruses and malware lately. That's why it's so important to protect your computers with antivirus software for Windows. With these programs, your device is protected against any online threat. See how good these tools are and get started in protecting yourself without delay!

Antivirus Software for Windows illustration

19 services ranked

Our ranking methodology

#

2

Avira logo

Avira

4.26

3,726

1,583

5,309 reviews

price starts:

$ 2.03

per month, $72.99 per three years

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price starts:

$ 2.03

per month, $72.99 per three years

Multiple Devices

Website Security

Real-Time Protection

Cleanup Tool

Cache Remover

Update Manager

Automatic

Customer Experiences:

pro

  • Free and easy to install

  • Easy to set up

  • Useful protection

con

  • Slow down on laptop

  • Lock is not working

  • Difficult to remove the program

pro

Free and easy to install

con

Slow down on laptop

pro

Easy to set up

con

Lock is not working

pro

Useful protection

con

Difficult to remove the program

#

3

panda logo

panda

4.24

1,708

738

2,446 reviews

price starts:

$ 2.19

per month, $26.24 per year

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price starts:

$ 2.19

per month, $26.24 per year

Multiple Devices

Website Security

Real-Time Protection

Cleanup Tool

History Remover

Update Manager

Automatic

#

4

TOTALAV logo

TOTALAV

4.16

3,408

1,592

5,000 reviews

price starts:

$ 1.58

per month, $18.96 per year

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price starts:

$ 1.58

per month, $18.96 per year

Multiple Devices

Website Security

Real-Time Protection

Cleanup Tool

Cookies Remover

Update Manager

Automatic

Customer Experiences:

pro

  • Offers various disk cleanups

  • Provides valuable assistance

  • Great updates and security

con

  • Randomly freezes and shuts down

  • Disrupts function of majority applications

  • Terrible customer support

pro

Offers various disk cleanups

con

Randomly freezes and shuts down

pro

Provides valuable assistance

con

Disrupts function of majority applications

pro

Great updates and security

con

Terrible customer support

#

5

Comodo logo

Comodo

4.16

3,406

1,593

4,999 reviews

price starts:

$ 29.99

per year

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price starts:

$ 29.99

per year

Multiple Devices

Website Security

Real-Time Protection

Cleanup Tool

Cache Remover

Update Manager

Automatic

Customer Experiences:

pro

  • App is amazing

  • Top of the line protection

  • Best antivirus

con

  • Recent update totally sucks

  • Crashes every time

  • Drains your battery too fast

pro

App is amazing

con

Recent update totally sucks

pro

Top of the line protection

con

Crashes every time

pro

Best antivirus

con

Drains your battery too fast

#

6

Malwarebytes logo

Malwarebytes

4.01

3,296

1,756

5,052 reviews

price starts:

$ 3.33

per month, $39.96 per year

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price starts:

$ 3.33

per month, $39.96 per year

Multiple Devices

Website Security

Real-Time Protection

Cleanup Tool

Cookies Remover

Update Manager

Automatic

Customer Experiences:

pro

  • Very thorough and effective

  • Works and protects mobile devices

  • Easy to use

con

  • Slow scanning of malwares

  • Not user friendly

  • Unable to upgrade and use premium features

pro

Very thorough and effective

con

Slow scanning of malwares

pro

Works and protects mobile devices

con

Not user friendly

pro

Easy to use

con

Unable to upgrade and use premium features

#

7

Bitdefender logo

Bitdefender

4

3,252

1,748

5,000 reviews

price starts:

$ 2.65

per month, $63.69 per year

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price starts:

$ 2.65

per month, $63.69 per year

Multiple Devices

Website Security

Real-Time Protection

Cleanup Tool

History Remover

Update Manager

Automatic

Customer Experiences:

pro

  • Makes your phone secure

  • Finest Antivirus on the market

  • Possesses a personal firewall

con

  • Some files cannot be detected or removed

  • Doesn't provide a free trial

  • Single account can only have 5 devices

pro

Makes your phone secure

con

Some files cannot be detected or removed

pro

Finest Antivirus on the market

con

Doesn't provide a free trial

pro

Possesses a personal firewall

con

Single account can only have 5 devices

#

8

TREND MICRO logo

TREND MICRO

3.98

3,230

1,769

4,999 reviews

price starts:

$ 19.95

One-time payment

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price starts:

$ 19.95

One-time payment

Multiple Devices

Website Security

Real-Time Protection

Cleanup Tool

Cache Remover

Update Manager

Automatic

Customer Experiences:

pro

  • Doesn't lag on the phone

  • Excellent security

  • Great antivirus protection

con

  • Suddenly stopped working

  • Tablet disaster

  • Interface is not user-friendly

pro

Doesn't lag on the phone

con

Suddenly stopped working

pro

Excellent security

con

Tablet disaster

pro

Great antivirus protection

con

Interface is not user-friendly

#

9

ESET logo

ESET

3.89

368

218

586 reviews

price starts:

$ 2.22

per month, $79.99 per three years

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price starts:

$ 2.22

per month, $79.99 per three years

Multiple Devices

Website Security

Real-Time Protection

Cleanup Tool

Cookies Remover

Update Manager

Automatic

Customer Experiences:

pro

  • Easy to install

  • Secure the browser from intruders

  • Excellent software

con

  • Price is too expensive

  • Couldn't protect the computer

  • User interface is very plain

pro

Easy to install

con

Price is too expensive

pro

Secure the browser from intruders

con

Couldn't protect the computer

pro

Excellent software

con

User interface is very plain

You’re seeing 8 of 19 Antivirus Software for Windows

Frequently Asked Questions on Antivirus Software for Windows

How does antivirus software for Windows protect your computer?

Antivirus software for Windows protects your computer by scanning and checking your files for particular threats that could infect your computer. It alerts you of any suspicious files you should be aware of based on what it finds in the scan. Antivirus software also has a firewall that can protect you from anything trying to enter and corrupt your system through the internet connection. All these processes happen automatically, so you don't have to worry about implementing them.

When should you install an antivirus for Windows?

You should install antivirus software on your Windows machine when you suspect it might have a virus infection. This is usually done by checking the device for malware and then downloading and installing an antivirus program from a reputable source. Keep in mind that you will need to update your antivirus regularly to protect against new viruses as they are released.

What are the types of antivirus software for Windows?

On-Demand Scanner

On-demand scanner is a type of antivirus software that will scan for malicious code or malware when the program is activated. The on-demand scanner will only scan specific files or data, while other types of antivirus will scan from start to end.

Real-Time Protection

The real-time scanner is a type of antivirus software that will scan for virus code in real-time. It will work on new and existing files, scan specific files, such as e-mails or web pages, and protect them from unknown viruses or malware programs.

What are the benefits of using antivirus software for Windows?

Protect Your PC From Malware and Viruses

Computer viruses work by acquiring a virus from the internet and infecting your computer. New Antivirus software typically scans for viruses by looking for their signatures. Once found, it removes the virus' executable program code before it can run.

Protect Yourself From Identity Theft

Protecting yourself from identity theft is one reason you should use an antivirus program on your computer. Antivirus software for Windows can protect its user from identity theft. Since the computer is always connected to the Internet and runs programs downloaded from the internet, a hacker can easily hijack your PC and steal anything they want.

Is antivirus software for Windows accurate?

In the past, antivirus software for Windows was not as accurate and was likely to cause the computer to crash. However, users can identify rootkit or malware software with high accuracy rates these days. This is because old viruses have been identified, and new ones are created all the time. Using only one antivirus on an average home PC for six months is enough protection against 97% of malware programs and 98% spyware applications.

What is the best antivirus software for Windows?

The best antivirus software for Windows is a typical security system that safeguards the machine from viruses. It is good to install the software from a well-known company. However, this does not guarantee that your PC will be safe when using other applications and sites. Since some antivirus software may slow down your PC, you should get one that does not affect performance. You should also choose a product with a friendly user interface to avoid hassles when handling it.

How to know if antivirus software needs an update?

One of the best ways to know if your antivirus software needs an update is to install a newer version. You can also keep track of the update notifications that you receive from your antivirus company. The other way to know if you need an update is by checking the date on which your antivirus company released its latest update.

How to install antivirus software on Windows OS?

The Windows operating system is used by millions of people and contains many critical files for the proper function of the computer. One of the most important things you can do to protect your computer from malware is installing antivirus software. Install the antivirus software on Windows by following these steps:

Step 1:

Download the antivirus software from your antivirus provider's website.

Step 2:

Run the installer and follow all prompts.

Step 3:

At the end of the installation, if you are asked to restart your computer, click “Restart Now.” If not, go back to your desktop and open the antivirus software.

How to update antivirus software for Windows?

It is vital to update antivirus software for Windows. If you do not make sure that your antivirus software is up to date, your computer can be compromised and at risk of having viruses installed. To update your antivirus software, you can follow these steps:

Step 1:

Open the control panel on your Windows computer.

Step 2:

Go to “Programs and Features” or “Uninstall a Program” (may vary depending on your version of Windows) using the search bar at the top of the page.

Step 3:

Find your antivirus software and right-click on it.

Step 4:

Choose “Check for Updates” or “Update.” You should get a pop-up if there is an update available.

Step 5:

If that doesn't work, search online for the latest version of your antivirus software and download directly from the manufacturer.

How to scan for viruses and new malware using antivirus software for Windows?

It is essential to scan your computer for viruses and malware because many out there can cause a lot of damage. It's a good idea to use antivirus software so that you can be sure that your computer is protected from any attack. If you want to scan your computer using antivirus software, these are a few steps that you will need to follow:

Step 1:

Launch the antivirus software.

Step 2:

Click on the scan tab and select a scan type. Selecting custom scanning allows for more control over the scanning process.

Step 3:

Select the drive or folder that you would like to have scanned.

Step 4:

Click on the scan and wait for the results of the scan.

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