Best Free Firewall Software

Free Firewall Software is an essential tool for businesses and individuals looking to protect their networks from unauthorized access, cyber threats, and online attacks. This software acts as a barrier between your system and potential security risks, monitoring incoming and outgoing traffic to block harmful activities and safeguard sensitive data. With the increasing need for robust online security, having the best firewall software in place is crucial for maintaining a secure environment. Firewall security software typically offers features such as real-time traffic monitoring, customizable rules, intrusion detection, and alerts for suspicious activity. Free firewall software provides these critical features at no cost, making it a great choice for small businesses or individuals looking for effective protection on a budget. Explore the best free firewall software in this category to find the right solution for your needs. Start using free firewall software today to protect your network, secure your data, and enhance your overall cybersecurity posture.

Note: Most of the products listed in this free firewall 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 firewall software to find the best fit for you.
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26 Software

List of Top Free Firewall Software

Pricing Options

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Annual Subscription

One-Time Payment

Quote Based

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Small Business

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Enterprise

ESET Endpoint Security is a robust solution for businesses seeking to fortify their cyber defenses. It stands out with its multi-layered security approach, combining traditional antivirus with advanced techniques like machine learning. This mix ensures effective defense against viruses, malware, and emerging threats. Unique to ESET is its low system footprint, ensuring security without compromisin... Read more about ESET Endpoint Security

Free Trial

Available

Pricing Type

$211 Per year

Location

Slovakia

XG Firewall is an advanced firewall software solution designed to provide comprehensive network security for organizations of all sizes. This platform offers a robust set of features, including intrusion prevention, web filtering, and application control, to safeguard networks against emerging threats. XG Firewall utilizes advanced threat intelligence and machine learning algorithms to detect and ... Read more about XG Firewall

Free Trial

Available

Pricing Type

Contact Vendor

Location

United States

Security Event Manager is a robust risk management software designed to help organizations identify, assess, and mitigate security threats effectively. It offers a comprehensive platform for monitoring security events, analyzing vulnerabilities, and managing risk assessments with precision and efficiency. Security Event Manager features real-time threat detection, automated incident response, and ... Read more about Security Event Manager

Free Trial

Available

Pricing Type

$5093 Per feautre

Location

United States

Nessus is a leading vulnerability management software renowned for its comprehensive scanning capabilities and user-friendly interface. Designed for IT security professionals, Nessus helps organizations identify vulnerabilities, misconfigurations, and compliance issues across their networks, systems, and applications. Its advanced scanning engine delivers accurate assessments, enabling teams to pr... Read more about Nessus

Free Trial

Available

Pricing Type

$4000.2 Per one-time

Location

United States

Barracuda CloudGen Firewall is a robust firewall software designed to provide comprehensive network security and protection for businesses of all sizes. This advanced platform offers a suite of tools that safeguard against cyber threats, ensuring the integrity and availability of critical network resources. Barracuda CloudGen Firewall’s intuitive interface allows IT teams to easily configure and... Read more about Barracuda CloudGen Firewall

Free Trial

Available

Pricing Type

Contact Vendor

Location

United States

Qualys Cloud Platform is a leading vulnerability management software that provides organizations with comprehensive visibility into their security posture. This cloud-based solution enables users to identify, assess, and remediate vulnerabilities across their IT environments, including on-premises, cloud, and mobile assets. Qualys offers continuous monitoring, ensuring that organizations can detec... Read more about Qualys Cloud Platform

Free Trial

Available

Pricing Type

Contact Vendor

Location

United States

Wordfence is a comprehensive security plugin designed to protect WordPress websites from a wide range of threats. As a powerful firewall software, it provides real-time protection against malicious attacks, hacking attempts, and vulnerabilities. Wordfence uses a combination of web application firewall (WAF) and malware scanning to ensure that websites remain secure and protected from threats. The ... Read more about Wordfence

Free Trial

NA

Pricing Type

Contact Vendor

Location

United States

GlassWire is a robust firewall software designed to enhance network security and monitor data usage for organizations. This platform provides comprehensive tools for tracking network activity, identifying potential threats, and managing firewall settings efficiently. With its user-friendly interface, users can easily view real-time data usage, monitor applications, and detect unusual network behav... Read more about GlassWire

Free Trial

NA

Pricing Type

$35.88 Per year

Location

United States

WatchGuard Firebox is a cutting-edge network security software designed to protect businesses from cyber threats. The platform offers advanced firewall capabilities, intrusion prevention, antivirus protection, and content filtering to secure networks from attacks. With WatchGuard Firebox, businesses can monitor network traffic, identify vulnerabilities, and respond to security threats in real time... Read more about WatchGuard Firebox

Free Trial

Available

Pricing Type

Contact Vendor

Location

United States

KerioControl is a comprehensive network security software designed to protect organizations from a wide range of cyber threats. This solution combines firewall protection, intrusion detection, and VPN capabilities into a single platform, ensuring that network traffic remains secure and monitored. KerioControl provides granular control over user access and application usage, enabling IT administrat... Read more about KerioControl

Free Trial

Available

Pricing Type

$270 Per year

Location

United States

NG Firewall is a robust network security software designed to help businesses protect their networks from cyber threats, manage internet usage, and ensure compliance with security policies. The platform offers tools for firewall protection, intrusion prevention, and content filtering, ensuring that businesses can monitor and control network activity in real time. NG Firewall provides comprehensive... Read more about NG Firewall

Free Trial

Available

Pricing Type

$270 Per year

Location

United States

WebTitan is a powerful website monitoring software designed to provide businesses with robust web filtering and security solutions. It helps organizations monitor and control internet usage across their networks, ensuring that employees access only approved websites and content. WebTitan protects against malware, phishing, and other cyber threats by filtering harmful websites and blocking suspicio... Read more about WebTitan

Free Trial

Available

Pricing Type

$0.7 Per user

Location

Ireland

Cloudbric is a comprehensive cybersecurity software solution designed to protect businesses from a wide range of online threats. Leveraging advanced technologies, Cloudbric offers robust protection against DDoS attacks, malware, ransomware, and other malicious activities. The software features real-time threat detection and automated response mechanisms, ensuring that vulnerabilities are addressed... Read more about Cloudbric

Free Trial

Available

Pricing Type

$29 Per feautre

Location

South Korea

AppTrana is a cutting-edge DDoS (Distributed Denial of Service) protection software designed to safeguard businesses from cyber threats and ensure uninterrupted online operations. The platform uses advanced threat detection algorithms to identify and mitigate malicious traffic, preventing attacks that could disrupt website performance or damage online reputation. AppTrana’s real-time protection ... Read more about AppTrana

Free Trial

Available

Pricing Type

$99 Per feautre

Location

India

DNSFilter

Protective DNS & Content Filtering Solutions

DNSFilter is an innovative web content filtering and threat protection software designed to enhance internet safety and efficiency. Its core functionality lies in using AI-driven analysis to block access to malicious and unwanted websites in real-time, ensuring robust cybersecurity. A key feature of DNSFilter is its user-friendly dashboard, which provides detailed reports and analytics, allowing f... Read more about DNSFilter

Free Trial

14 Days

Pricing Type

$1.90 Per month

Location

United States

ThreatX is a cybersecurity software solution designed to provide real-time threat detection, protection, and incident response. With its advanced AI-driven algorithms, ThreatX identifies potential risks, mitigates cyberattacks, and protects sensitive data against intrusions. The software continuously monitors network traffic, ensuring rapid response to emerging threats. ThreatX’s detailed report... Read more about ThreatX

Free Trial

Available

Pricing Type

$60000 Per user

Location

United States

Zenarmor is a next-generation firewall software solution designed to provide businesses with robust network security against a wide range of cyber threats. This firewall combines traditional security features with advanced capabilities, such as deep packet inspection, intrusion detection, and protection from malware and ransomware. Zenarmor allows businesses to monitor and manage network traffic i... Read more about Zenarmor

Free Trial

NA

Pricing Type

Contact Vendor

Location

United States

ZoneRanger is an advanced network security software designed to protect businesses from cyber threats and ensure data integrity. With its comprehensive suite of security features, ZoneRanger provides real-time monitoring, threat detection, and incident response capabilities, safeguarding networks from unauthorized access and potential breaches. The software employs advanced algorithms to analyze n... Read more about ZoneRanger

Free Trial

Available

Pricing Type

Contact Vendor

Location

United States

Deledao is a comprehensive K-12 education software designed to enhance learning experiences and improve student engagement in educational institutions. This platform provides a suite of tools for managing student data, tracking academic performance, and facilitating communication between educators, students, and parents. With Deledao, educators can easily create and manage lesson plans, assessment... Read more about Deledao

Free Trial

Available

Pricing Type

Contact Vendor

Location

United States

Modshield SB is a robust cybersecurity software solution designed to protect web applications and APIs from cyber threats. The platform offers features such as web application firewall (WAF), threat detection and prevention, DDoS protection, SSL offloading, and real-time monitoring. Modshield SB's WAF provides advanced security by blocking malicious traffic, preventing common attacks like SQL inje... Read more about Modshield SB

Free Trial

Available

Pricing Type

$4300 Per user

Location

United States

Privatise is a remote work software designed to enhance productivity, communication, and collaboration for distributed teams. Offering secure file sharing, messaging, and video conferencing features, Privatise ensures that team members stay connected regardless of their location. The platform emphasizes privacy and security, with end-to-end encryption for all communications and data exchanges. Pri... Read more about Privatise

Free Trial

Available

Pricing Type

$99 Per user

Location

Israel

GoodAccess is a VPN software solution designed to provide secure and reliable access to company networks for remote employees, contractors, and other users. The platform offers a simple, yet powerful way to protect sensitive data while ensuring secure communication across the internet. GoodAccess allows businesses to create a secure virtual private network that encrypts online traffic, ensuring th... Read more about GoodAccess

Free Trial

Available

Pricing Type

Contact Vendor

Location

NA

AP Lens is a firewall software designed to protect business networks from cyber threats by filtering incoming and outgoing traffic. The platform uses advanced threat detection techniques, including deep packet inspection and intrusion prevention, to identify and block malicious activities. AP Lens’s real-time monitoring and customizable rules enable businesses to adapt their firewall settings to... Read more about AP Lens

Free Trial

Available

Pricing Type

Contact Vendor

Location

NA

MeghOps is a cloud security software designed to protect organizations from cyber threats in cloud environments. As businesses increasingly rely on cloud infrastructure, MeghOps provides robust security measures to safeguard sensitive data and prevent unauthorized access. The platform offers real-time threat monitoring, automated risk assessment, and continuous vulnerability scanning, ensuring tha... Read more about MeghOps

Free Trial

Available

Pricing Type

$100 Per month

Location

Bangladesh

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

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