Originally posted on November 17, 2020 @ 6:07 am

Lightweight antivirus software is the one which consumes fewer resources on a computer while protecting the data from external threats. Also, the best lightweight antivirus makes sure that it keeps itself updated from the latest threats like ‘Coronavirus maps’ which steal passwords from PC and do not eat the resources from the system.

Let’s explore the features, top 9 lightest antivirus for windows 10 & older versions.

CategoriesProductDownload Links
Complete Suite of Security ToolAVG Free Antivirus 
Most Popular AntivirusAvast Free Antivirus 
System Speedup Antivirus360 Total Security 
Safeguard your ActivitiesAvira 
Advanced AntivirusBitdefender 
Real Time Antivirus ScannerKaspersky 
Cloud Scanning AntivirusPanda security 
Award Winning AntivirusAdaware 
Most Feature Rich AntivirusComodo 

Most Lightweight Antivirus For Windows 10

1. AVG Free Antivirus

USP“Install in minutes. Protects your PC forever”

Best Lightweight Antivirus For Windows 10, WPFaqhub

It is the best lightweight antivirus for Windows 10 with real-time security updates, scans malware, improves performance and even finds out the malicious downloads before they are on the run on PC.

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At the same time, you can remain free from the stress of virus intrusion as it blocks unsafe links, downloads and email attachments properly. No heavy scans, so you can sit back and relax with this lightest antivirus tool!

Website: AVG

Best Lightweight Antivirus For Windows 10, WPFaqhub

2. Avast Free Antivirus

USP: Multiple layers of security

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Avast is known for the largest threat-detection network, to begin with. The reasons why it is known as top lightweight antivirus includes real-time analysis of unknown files, interactive interface and extra care for gamers and movie buffs.

An interesting concept is being on the run with Avast. It keeps an eye on the behavior of the PC to find that if the behavior is suddenly going rogue. It is capable of blocking spyware, ransomware, phishing, etc. with smart analytics. Also, the smart scanning system sends suspicious files to the cloud for further analysis and push for a cure.

Website: Avast

3. 360 Total Security

USP: Powerful protection and speed up tool

This lightweight antivirus software is a fantastic tool that requires less RAM and memory at the same time. From essential antivirus protection to shield all the major incoming threats to intelligent behavior monitoring for any document hijack, 360 Total Security is always good to go product.

Secure your online shopping or give yourself privacy protection when internet, Wi-Fi security, and privacy cleaner work at the same time. Along with being the lightest antivirus, the computer also speeds up by removing junk files away and making some more space back in the system.

Website: 360 Total Security

4. Avira

USP: Safeguard all your activities on Windows PC

Everything you do on your Windows computer, an excellent lightweight antivirus must always protect from invasion. And thanks to Avira for doing the same for you. It not only protects your system from virus threats but blocks infected websites, browser trackers and intrusive ads. Get all the available networks to check for any vulnerabilities and fix them with Avira!

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If you sign in anywhere with your passwords, Avira keeps it private for you. With this, your system also speeds up the boot time by cleaning the junk files and reducing lags.

Website: Avira

5. Bitdefender

USP: Use of artificial intelligence for security

When Artificial Intelligence and other revolutionary technologies come together to find with the latest threats like malware or virus intrusion, you would certainly be calling it the best lightweight antivirus software for Windows 10. This tool is most suitable when you want to place multilayer security that prevents you from losing any data or money.

In-built password manager, webcam protection and no system slowdowns make sure that your privacy and performance of the system remain updated. A good lightweight antivirus, indeed.

Website: BitDefender

6. Kaspersky Antivirus

USP: Real-time scanning of the system

When the best lightweight antivirus tool is loaded with extra features of protection, you surely want to have it more. And so is the reason Kaspersky is running in the list. It provides real-time scanning, email scanning for phishing attempts and gives you protection from spyware.

Where Kaspersky is reliable, more features could be enjoyed with Kaspersky Security Cloud, which is capable of providing password management, security alerts, core protection, and account check without a single penny from your end.

Website: Kaspersky

7. Panda Security

USP: Cloud-based system for scanning

Best Lightweight Antivirus For Windows 10, WPFaqhub

A cloud-managed software is capable of scanning, working and processing in the cloud, hence saving your space and keeping things lightweight on the Windows system. You can be sure of having regular updates by Panda Security without disturbing you in between.

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Easy to install and real-time protection are few things you cannot let go unnoticeable. Moreover, it also scans the pen-drive by itself as soon as its plugin is detected. It is indeed, perfect to use for personal purposes.

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Website: Panda Security

8. Adaware Antivirus Free

USP: Award-winning antivirus protection

Forget about all the malicious threats and focus on enjoying your life; this is what has been promoted by Adaware. All forms of viruses and malware are being stopped when you keep this lightweight antivirus stocked up.

It is effortless to use with absolutely navigable instructions that even a newbie would be compatible with it. Just like AVG, it also keeps an eye on new downloads to find any malicious content.

Website: Adaware

9. Comodo Free Antivirus

USP“Security is a right.”

Today’s threats have become so diverse that they are not so easy to be handled. But Comodo is the best lightweight free antivirus which can host intrusion prevention, can sandbox unknown software and lets you browse any website safely. Keep this software in your PC to stay away from any considerable threat ever!


We hope you have found the best solutions for lightweight antivirus as well as a way to protect your PC from viruses ever again

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