Best Free Online Virus Scanner Software For Windows

The internet is a vast and ever-changing landscape, and with it comes a variety of threats to your computer security. Viruses, malware, and other malicious software can wreak havoc on your system, stealing your personal information, corrupting your files, or even disabling your computer altogether. That’s why it’s important to have a reliable antivirus program installed on your computer. But what if you’re not sure which antivirus program to choose, or if you’re on a tight budget? Don’t worry, there are many free online virus scanner software options available for Windows users.

In this article, we’ll take a look at some of the best free online virus scanner software for Windows. We’ll also provide some tips on how to choose the right free online virus scanner software for your needs.

What Is A Free Online Virus Scanner?

A free online virus scanner is a web-based tool that scans your computer for viruses and other malware. To use a free online virus scanner, simply visit the website and run a scan. The scanner will then download a small program to your computer, which will perform the scan.

Once the scan is complete, the scanner will provide you with a report of any viruses or malware that it finds. You can then choose to remove the infections manually or to use the scanner’s built-in removal tool.

Benefits of using a free online virus scanner – 

There are several benefits to using a free online virus scanner:

  • They are easy to use. You simply visit the website of the virus scanner and run a scan.
  • They are free. You do not need to pay anything to use a free online virus scanner.
  • They are effective. Free online virus scanners can be just as effective as paid antivirus programs at detecting and removing viruses and malware.

Free Online Virus Scanner Software for Windows

Now that we understand the importance of online virus scanners, let’s explore the best options available in the market today.

1. Bitdefender Online Scanner

Bitdefender Online Scanner

Bitdefender is a renowned name in the antivirus industry, and its online scanner lives up to its reputation. It’s fast, efficient, and capable of detecting a wide range of threats. It offers an efficient way to scan your Windows PC for viruses and other malware without the need for a full-fledged antivirus installation. It can detect and remove a wide variety of malware, including viruses, ransomware, and spyware.

Features –

  • Instant and On-Demand Scanning.
  • No Conflicts with Existing Antivirus.
  • Comprehensive Malware Detection.
  • Quick and Efficient.

Read Also: Bitdefender Antivirus Plus 2023, Affordable & Best Antivirus for Windows PC

2. Malwarebytes Free Virus Scanner

Malwarebytes Free Virus Scanner

Malwarebytes Free Virus Scanner is a free antivirus and malware removal software for Windows, Mac, Android, and iOS. It uses a variety of technologies to detect and remove malware, including viruses, ransomware, spyware, adware, and Trojans. It can provide real-time protection against malware threats, blocking them before they can infect your device. You can add files, folders, or drives to the exclusion list to prevent them from being scanned for malware threats.

Features –

  • Threat detection and removal.
  • Real-time protection.
  • Malicious website protection.
  • Scheduled scans.

Check out Malwarebytes Free Virus Scanner

Read Also: How To Protect Your Mac From A Ransomware Attack?

3. ESET Online Scanner

ESET Online Scanner

ESET Online Scanner is a free, on-demand malware scanner that can be used to scan your computer for viruses, Trojans, spyware, phishing, and other internet threats. It is a portable tool, so you do not need to install it on your computer. Simply download the scanner from the ESET website and run it. It uses the latest ESET antivirus technology to scan your computer for malware. The scanner also includes a cloud-based reputation service that helps to identify and block malicious websites and files.

Features –

  • Cloud-based reputation service.
  • Customizable Scans.
  • Detailed Scan Reports.
  • Automatic Updates.

Check out the ESET Online Scanner

Read Also: 15 Best Antivirus Software for Windows 10,11 of 2023

4. F – Secure Online Scanner

F - Secure Online Scanner

F-Secure Online Scanner is a free online virus and malware scanner that can be used to scan your Windows PC for harmful items. It is easy to use and does not require any installation. It also works with any other security software that you may have installed on your computer. It uses the latest cloud-based scanning technology to detect and remove a wide range of malware threats, including viruses, worms, Trojan horses, spyware, and ransomware. It also scans for potentially unwanted applications (PUAs), which are programs that may not be malicious but can be annoying or intrusive.

Features –

  • Works with any other security software.
  • Uses the latest cloud-based scanning technology to detect and remove a wide range of malware threats.
  • Scans for potentially unwanted applications (PUAs).
  • Displays a report of the scan results.

Check out F – Secure Online Scanner

Read Also: What To Do If Your Antivirus Is Not Working?

5. Trend Micro HouseCall

Trend Micro HouseCall

Trend Micro HouseCall is a free online security and antivirus scanner offered by Trend Micro, a global leader in cybersecurity solutions. It is designed to help users detect and remove malware, viruses, and other malicious threats from their computers and devices. HouseCall can be run directly from a web browser without the need for installation, making it a convenient tool for quick system scans and threat detection. If HouseCall finds any threats, it will give you the option to remove them immediately. You can also review the scan results and choose which threats to remove.

Features –

  • Enhanced Detection and Cleanup.
  • Review and Restore.
  • Browser Extension.
  • Quick Scan and Full Scan.

Checkout Trend Micro HouseCall

Read Also: How Antivirus Helps in Protecting Your PC

6. Known Vulnerabilities Scanner by Safety Detectives

Safety Detectives


When considering web-based cybersecurity solutions, it stands out as a top choice. It provides a swift and secure means to detect possible security threats on your computer. It pinpoints unsafe applications in use and checks for critical security updates needed by your programs. This cross-platform tool was created in collaboration with the Common Vulnerabilities and Exposures aka CVE database, the most extensive source of recognized cybersecurity vulnerabilities globally. Hosted exclusively on the Safety Detectives website, there’s no requirement for any downloads.

Features –

  • No annoying ads.
  • The scan is crazy fast.
  • Completely Free.
  • Developed in collaboration with CVE (Common Vulnerabilities and Exposures) dataset.

Checkout Known Vulnerabilities Scanner

7. Norton Power Eraser

Norton Power Eraser

It is a simplified iteration of its powerful antivirus software, available as a free download for Windows PCs. This antivirus scanner is comprehensive and efficient, effectively detecting multiple potentially unwanted programs and malware during the testing period. It promptly and safely removed all of them from my PC. Norton Power Eraser can be used to scan your computer for a variety of threats, including Viruses, Malware, Adware, Spyware, Trojans, Rootkits, and potentially unwanted programs (PUPs).

Features –

  • It is a free tool that can be downloaded and used by anyone.
  • It is a more aggressive virus removal tool than Norton’s regular antivirus scanner.
  • It can be used to scan your computer for specific threats, as well as for general threats.
  • It is easy to use and does not require any installation.

Checkout Norton Power Eraser

8. Panda Security Online

Panda Security Online


Panda Security is a Spanish cybersecurity company that offers a variety of security solutions for individuals and businesses. Panda Online Antivirus is a free online virus scanner that can be used to scan your computer for viruses and other malware. Panda Online Antivirus uses the same virus detection engine as Panda Security’s paid antivirus programs. This means that Panda Online Antivirus can detect a wide variety of threats, including viruses, malware, adware, spyware, Trojans, and rootkits. It is important to note that Panda Online Antivirus does not offer real-time protection.

Features –

  • Free scanning.
  • Free VPN.
  • USB protection.
  • Panda rescue kit.

Checkout Panda Online Antivirus

9. Virus Total

Virus Total

VirusTotal stands out as the top choice among online-only virus scanners, with no need for downloads, and it’s completely free. Adding to its value, VirusTotal shares every scanned malware instance and suspicious website with the worldwide cybersecurity community. Your use of VirusTotal actively contributes to improving security for users worldwide. It scans individual files or websites that you input into its online platform. It harnesses the power of more than 70 different anti-phishing and malware engines from across the globe to conduct these scans.

Features –

  • Comprehensive scanning.
  • False positive detection.
  • Analysis of large and complex files.
  • Threat intelligence.

Checkout Virus Total

Read Also: How Antivirus Helps in Protecting Your PC

What Are The Limitations of Using Free Online Virus Scanner Software?

While there are a number of benefits to using a free online virus scanner software, there are also a few drawbacks to keep in mind:

  • Limited features: Free online virus scanner software typically doesn’t offer as many features as paid antivirus programs. For example, many free online virus scanner software programs don’t offer real-time protection or the ability to schedule scans.
  • Security concerns: Some free online virus scanner software programs have been known to contain malware themselves. It’s important to only download free online virus scanner software from reputable websites.
  • Reliance on the Internet: Free online virus scanner software requires an internet connection to work. If you don’t have an internet connection, or if your internet connection is slow, you may not be able to use a free online virus scanner software program.

Best Alternative to These Online Free Virus Scanner for A Windows PC

Systweak Antivirus provides comprehensive protection for your computer, safeguarding it against a wide range of potential threats. It not only delivers real-time protection but also includes a handy browser extension called StopAllAds, which effectively blocks intrusive advertisements. Furthermore, it diligently guards your computer by preventing the download or access of any malicious software or suspicious programs. 

Systweak antivirus

For four consecutive years, the tool has proudly achieved the prestigious VB100 certification, showcasing its exceptional virus detection capabilities. Systweak Antivirus consistently maintains 24/7, 365-day exploit protection on your device. 

Download Systweak Antivirus now

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