Best Free Computer Security Software

Protecting your digital assets is essential in today’s interconnected world, and Free Computer Security Software offers a reliable way to safeguard your systems without breaking the bank. This software encompasses a range of tools designed to defend against viruses, malware, ransomware, and other cyber threats, ensuring your computers remain secure and your data stays intact. By utilizing computer security software, businesses can maintain the integrity of their operations, prevent data breaches, and protect sensitive information from unauthorized access. For organizations looking to implement security for computers for free, these solutions provide robust features such as real-time threat detection, automatic updates, and comprehensive scanning capabilities. Additionally, best small business computer security software options are tailored to meet the unique needs of smaller enterprises, offering user-friendly interfaces and efficient protection without the complexity or cost of enterprise-level systems. Embrace the power of free computer security software to enhance your cybersecurity measures and ensure a safe digital environment for your business. Explore our curated selection to find the perfect tools that deliver top-notch protection while keeping your budget intact.

Note: Most of the products listed in this free computer security software category offer free trial versions, though they have restrictions like time limits, fixed number of users, or limited features. For more options and features, compare and evaluate all-time computer security software to find the best fit for you.

Last Updated: October 01, 2025

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Popular Picks in Computer Security Software

Avast Ultimate Business Security

Avast Ultimate Business Security

$48.33 Per year

AVG AntiVirus Business Edition

AVG AntiVirus Business Edition

Contact Vendor

Avira Antivirus Pro

Avira Antivirus Pro

$29 Per feautre

Bitdefender Antivirus Plus

Bitdefender Antivirus Plus

$1.25 Per user

List of Top Free Computer Security Software

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GetSecured is an advanced compliance software designed to help businesses manage their data security and regulatory requirements with ease. The software offers a suite of tools that enable organizations to monitor, assess, and enforce compliance with various industry standards, including GDPR, CCPA, HIPAA, and PCI-DSS. GetSecured simplifies the compliance process by automating tasks such as risk a... Read more about GetSecured

Free Trial

Available

Pricing Type

$245 Per user

Location

India

Isi-APP is a robust IT project management software designed to help organizations plan, track, and deliver IT projects efficiently. Whether you’re managing software development, system implementation, or IT infrastructure upgrades, Isi-APP provides all the tools needed to keep projects on track and within budget. The software offers features for task management, resource allocation, time trackin... Read more about Isi-APP

Free Trial

Available

Pricing Type

Contact Vendor

Location

France

Node Patrol is a cutting-edge computer security software designed to protect devices and networks from a wide range of cyber threats. This software monitors and manages security at the device level, ensuring that endpoints such as computers, laptops, and mobile devices are safeguarded against malware, ransomware, and other malicious attacks. Node Patrol offers features such as real-time threat det... Read more about Node Patrol

Free Trial

Available

Pricing Type

$4.9 Per month

Location

United Kingdom

ControTask is an effective employee monitoring software that allows businesses to track and optimize employee productivity. Designed to enhance workplace efficiency, the software provides managers with real-time insights into how employees are spending their time during work hours. ControTask enables companies to monitor computer usage, track application activity, record keystrokes, and take perio... Read more about ControTask

Free Trial

Available

Pricing Type

$5 Per user

Location

United States

BroShield is a cybersecurity software designed to protect businesses from a wide range of cyber threats, including malware, ransomware, and phishing attacks. The platform offers real-time monitoring, threat detection, and incident response tools to help businesses identify and mitigate security risks. BroShield uses advanced algorithms and machine learning to detect anomalies and potential vulnera... Read more about BroShield

Free Trial

Available

Pricing Type

Contact Vendor

Location

India

Disk Deleter is a computer security software designed to securely delete sensitive files and data from computers, ensuring they cannot be recovered by unauthorized users. The platform provides tools for overwriting files and wiping hard drives, making it ideal for businesses that handle confidential or proprietary information. Disk Deleter uses advanced algorithms to permanently erase data beyond ... Read more about Disk Deleter

Free Trial

Available

Pricing Type

$780 Per one-time

Location

United States

DarkSight is a vulnerability management software that helps organizations proactively identify, assess, and mitigate security vulnerabilities within their IT infrastructure. This platform scans systems, networks, and applications for known vulnerabilities, providing detailed reports that prioritize risks based on severity. DarkSight uses a combination of automated tools and expert analysis to dete... Read more about DarkSight

Free Trial

Available

Pricing Type

$1000 Per year

Location

United Kingdom

Lockwell is a network security software that provides organizations with tools to protect their networks from unauthorized access, cyber threats, and data breaches. The platform offers features such as firewall management, intrusion detection, and vulnerability scanning, enabling businesses to monitor and secure their networks in real-time. Lockwell’s advanced threat intelligence and automated r... Read more about Lockwell

Free Trial

Available

Pricing Type

$0 Per user

Location

United States

Cofactor Kite is an advanced computer security software designed to protect users from a wide range of cyber threats. This platform provides robust features that safeguard sensitive data, ensuring system integrity and privacy. Users benefit from real-time threat detection and automatic updates, keeping their systems protected against emerging vulnerabilities. Cofactor Kite includes features such a... Read more about Cofactor Kite

Free Trial

Available

Pricing Type

$20 Per month

Location

United States

Sense Defence AI is a next-generation firewall software powered by artificial intelligence, designed to provide advanced cybersecurity protection for businesses and organizations. Unlike traditional firewalls, Sense Defence AI uses machine learning algorithms to detect and block potential threats in real-time, adapting to new and evolving attack patterns. The software continuously analyzes network... Read more about Sense Defence AI

Free Trial

Available

Pricing Type

$99 Per month

Location

United Kingdom

Protect360 is a comprehensive security awareness training software designed to educate employees about cybersecurity risks and best practices. The platform offers interactive, engaging training modules that cover a wide range of topics, including phishing, data protection, password management, and safe browsing. With Protect360, businesses can conduct regular security awareness assessments, track ... Read more about Protect360

Free Trial

Available

Pricing Type

$1.5 Per user

Location

United States

SAM PRO 360 is an advanced computer security software that offers comprehensive protection against cyber threats. It provides real-time malware detection, firewall protection, and vulnerability assessments, safeguarding businesses from data breaches and digital threats. The software is equipped with robust features to protect sensitive information, monitor network activity, and prevent unauthorize... Read more about SAM PRO 360

Free Trial

Available

Pricing Type

$199.99 Per one-time

Location

United States

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