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Best Free Computer Security Software - Page 4

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.
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★★★★★4.7 average rating from 74 reviews
Last Updated: October 17, 2026
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Popular Picks in Computer Security Software

Sponsored

AVG AntiVirus Business Edition Logo

AVG AntiVirus Business Edition

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Avast Ultimate Business Security Logo

Avast Ultimate Business Security

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Bitdefender Antivirus Plus Logo

Bitdefender Antivirus Plus

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Complete Product Directory

List of Top Free Computer Security Software - Page 4

Continue with products 76–100. Review each product’s overview, then open available tabs for buyer fit, use cases, features, integrations, pros and cons, and pricing.

Best Free Computer Security Software Products 76–100

Use search, filters, and available product tabs to evaluate the next 25 listings in this category.

25 products shown
#76

CrashPlan

🏆 SW Recommended

Cloud Backup Solutions for Businesses & Individuals

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Overview

CrashPlan enhances computer security by protecting business data against loss and cyber threats like ransomware. It continuously backs up critical files in real time and stores them securely with end-to-end encryption. Even if devices are compromised or data is deleted, CrashPlan...

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Free Trial14 Days Starting Price$8 Per month HeadquartersIndia
#77

Secure Hunter Business

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Overview

Secure Hunter Business is a powerful computer security software designed to protect organizations from cyber threats and enhance data security. This platform provides a comprehensive suite of tools for threat detection, malware protection, and network monitoring, ensuring that se...

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Free TrialAvailable Starting PriceContact Vendor HeadquartersUnited States
#78

BlackFog

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Overview

BlackFog is a comprehensive computer security software designed to protect businesses and individuals from cyber threats such as malware, ransomware, and data breaches. The platform provides advanced tools for monitoring network activity, preventing unauthorized data exfiltration...

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Free TrialAvailable Starting Price$19.95 Per year HeadquartersUnited States
#79

Vade

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Vade is an advanced email security software solution designed to protect organizations from a wide range of cyber threats, including phishing, malware, and spam. This platform utilizes cutting-edge artificial intelligence and machine learning technologies to analyze email traffic...

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Free TrialAvailable Starting PriceContact Vendor HeadquartersFrance
#80

Netwrix Threat Manager (formerly StealthDEFEND)

Identity Threat Detection & Response

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Netwrix Threat Manager, formerly known as StealthDEFEND, is a powerful cybersecurity software solution designed to help organizations detect and respond to insider threats and malicious activity in real-time. The software provides continuous monitoring of IT environments, trackin...

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Free TrialAvailable Starting PriceContact Vendor HeadquartersUnited States
#81

Ivacy

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Ivacy is a secure VPN (Virtual Private Network) software designed to protect online privacy, allowing users to browse the internet safely and anonymously. It offers advanced encryption to safeguard data from cyber threats and unauthorized access, making it ideal for both personal...

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Free TrialAvailable Starting Price$9.95 Per month HeadquartersSingapore
#82

IDA Pro

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IDA Pro is a powerful cybersecurity software tool primarily used for reverse engineering and analyzing malicious code. It is widely regarded as an industry-standard tool for security professionals, researchers, and analysts seeking to dissect malware, understand vulnerabilities,...

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Free TrialAvailable Starting Price$365 Per user HeadquartersBelgium
#83

Rohos Logon Key

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Rohos Logon Key is a sophisticated computer security software that enhances user authentication by using USB devices as security keys. This solution enables users to replace traditional passwords with a secure, two-factor authentication method, significantly reducing the risk of...

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Free TrialAvailable Starting Price$32 Per user HeadquartersMoldova
#84

Specops Password Policy

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Specops Password Policy is a sophisticated password management software designed to enhance security and streamline password management processes for organizations. This comprehensive platform provides tools for enforcing password policies, managing password resets, and ensuring...

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Free TrialAvailable Starting PriceContact Vendor HeadquartersSweden
#85

Specops Password Auditor

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Specops Password Auditor is a robust password management software designed to enhance security by identifying weaknesses in password policies and practices. This tool helps organizations assess the strength of their existing passwords and compliance with security standards. By co...

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Free TrialNA Starting PriceContact Vendor HeadquartersSweden
#86

Tanium Endpoint Platform

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Tanium Endpoint Platform offers a comprehensive, real-time solution for managing and securing endpoints across large-scale networks. It combines visibility, control, and security into a single platform, allowing IT teams to quickly detect vulnerabilities, respond to incidents, an...

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Free TrialAvailable Starting PriceContact Vendor HeadquartersUnited States
#87

Passportal

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Passportal is a robust password management software that enhances security for businesses by securely storing and managing passwords. The platform provides users with encrypted storage for sensitive credentials, ensuring easy access while maintaining data protection. With feature...

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Free TrialAvailable Starting Price$18 Per feautre HeadquartersUnited States
#88

Kingsoft Security Pro

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Kingsoft Security Pro is a comprehensive computer security software designed to help organizations protect their systems and data from cyber threats. This platform provides tools for antivirus protection, malware detection, and system optimization, ensuring that users can maintai...

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Free TrialAvailable Starting PriceContact Vendor HeadquartersJapan
#89

CAST Highlight

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CAST Highlight is a cutting-edge IT asset management software that helps organizations manage and optimize their software portfolio by providing detailed insights into software health, security vulnerabilities, and potential risks. CAST Highlight uses advanced analytics to assess...

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Free TrialAvailable Starting Price$10000 Per year HeadquartersFrance
#90

WhiteSource

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WhiteSource is a leading application development software that streamlines the process of building, managing, and securing software applications. It offers a comprehensive suite of tools for version control, continuous integration, and automated testing, ensuring efficient and hi...

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Free TrialAvailable Starting PriceContact Vendor HeadquartersIsrael
#91

RollBack Rx Professional

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Overview

RollBack Rx Professional is a cutting-edge computer security software designed to protect your system from unwanted changes and potential threats. By creating a secure, virtual environment, RollBack Rx allows users to experiment, install new applications, and browse the web with...

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Free TrialAvailable Starting Price$69 Per one-time HeadquartersCanada
#92

NAKIVO Backup & Replication

backup, replication, Office 365 backup, VMWare backup, data backup,

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Secure your critical data with advanced backup and recovery features. NAKIVO Backup & Replication provides seamless protection for virtual, physical, cloud, and SaaS environments. With ransomware-proof immutable backups, pre-recovery malware scans, and automated disaster recovery...

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Free Trial15 Days Starting PriceContact Vendor HeadquartersUnited States
#93

Kernel Video Repair

Video Repair Tool to Fix Corrupted MP4, AVI, MOV Videos

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Kernel Video Repair is a perfect tool to fix corrupted or damaged video files. It supports formats like MP4, MOV, WMV, MPEG, and more. The tool repairs videos from devices like DSLRs, drones, and CCTVs. It supports batch repair, large files, and high-resolution videos while prese...

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Free Trial30 Days Starting PriceContact Vendor HeadquartersIndia
#94

CipherCloud

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Electric Sheep is a comprehensive production management software designed to streamline the production process for creative teams. The platform offers tools for project planning, resource allocation, and task management, enabling teams to collaborate effectively and deliver high-...

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Free TrialAvailable Starting PriceContact Vendor HeadquartersUnited States
#95

east-tec Eraser

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east-tec Eraser is a robust computer security software designed to protect user privacy by securely erasing sensitive data from hard drives and other storage devices. This platform provides comprehensive tools for permanently deleting files, folders, and entire drives, ensuring t...

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Free TrialAvailable Starting Price$39.95 Per year HeadquartersRomania
#96

PA File Sight

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PA File Sight is a comprehensive compliance software designed to help organizations manage and maintain regulatory adherence efficiently. It offers tools for tracking compliance requirements, conducting audits, and managing documentation, ensuring that businesses meet industry st...

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Free TrialAvailable Starting Price$199 Per user HeadquartersUnited States
#97

NinjaOne

🏆 SW Recommended

Automate the hardest parts of IT

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NinjaOne, the automated endpoint management platform, delivers visibility, security, and control over all endpoints for more than 30,000 customers in 130+ countries. The cloud-native NinjaOne platform simplifies endpoint management, patching, and visibility for environments at an...

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Free Trial14 Days Starting PriceContact Vendor HeadquartersUnited States
#98

Teleport

🏆 SW Recommended

Easiest, Most Secure Infrastructure Access

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Teleport is a modern security gateway software developed for seamless access to infrastructure resources like servers, Kubernetes clusters, and databases. It's particularly known for its strong emphasis on access security and simplicity. Teleport enables users to access these res...

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Free TrialAvailable Starting PriceContact Vendor HeadquartersUnited States
#99

WipeDrive

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WipeDrive is a powerful computer security software designed to securely erase data from hard drives, ensuring that sensitive information cannot be recovered. This platform is essential for organizations that need to dispose of old hardware or repurpose computers while safeguardin...

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Free TrialAvailable Starting PriceContact Vendor HeadquartersUnited States
#100

Guardio

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Guardio is a comprehensive computer security software designed to protect users from online threats such as malware, phishing attacks, and identity theft. The software offers real-time protection against malicious websites and suspicious online activities, ensuring that users can...

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Free TrialAvailable Starting Price$9.99 Per month HeadquartersIsrael

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