# Best Free Firewall Software Solutions 2026 | Capterra > Find and compare the 2026 best free Firewall software solutions, using our interactive tool to quickly narrow your choices based on businesses like yours. Source: https://www.capterra.com/firewall-software/s/free --- # Best Firewall Software for free For more information consult our [Firewall Buyers Guide](#buyers-guide-content) [4.7 (68)](https://www.capterra.com/p/136163/GlassWire/reviews/) GlassWire is a modern network monitor & security tool with a built in firewall. [Learn more about GlassWire](https://www.capterra.com/p/136163/GlassWire/) Firewall features reviewers most value Alerts/Notifications Content Filtering Intrusion Detection System Intrusion Prevention System Log Access Network Monitoring Next-Generation Firewall Policy Management VPN [## MySQL](https://www.capterra.com/p/11482/MySQL/) [4.6 (2095)](https://www.capterra.com/p/11482/MySQL/reviews/) Meet the database challenges of next gen web, cloud, & communications services with uncompromising scalability, uptime and scalability [Learn more about MySQL](https://www.capterra.com/p/11482/MySQL/) Firewall features reviewers most value Alerts/Notifications Content Filtering Intrusion Detection System Intrusion Prevention System Log Access Network Monitoring Next-Generation Firewall Policy Management VPN 86% recommend this product [## Nessus](https://www.capterra.com/p/130577/Nessus/) [4.7 (93)](https://www.capterra.com/p/130577/Nessus/reviews/) Nessus Pro, the industry leader in vulnerability assessment, helps you quickly and easily identify and fix vulnerabilities. [Learn more about Nessus](https://www.capterra.com/p/130577/Nessus/) Firewall features reviewers most value Alerts/Notifications Content Filtering Intrusion Detection System Intrusion Prevention System Log Access Network Monitoring Next-Generation Firewall Policy Management VPN [## XG Firewall](https://www.capterra.com/p/187688/Sophos-XG-Firewall/) [4.5 (35)](https://www.capterra.com/p/187688/Sophos-XG-Firewall/reviews/) Sophos XG Firewall provides next-generation firewall protection that blocks threats, automatically responds, and exposes hidden risks. [Learn more about XG Firewall](https://www.capterra.com/p/187688/Sophos-XG-Firewall/) Firewall features reviewers most value Alerts/Notifications Content Filtering Intrusion Detection System Intrusion Prevention System Log Access Network Monitoring Next-Generation Firewall Policy Management VPN [## Cloudbric](https://www.capterra.com/p/153957/Cloudbric/) [4.6 (29)](https://www.capterra.com/p/153957/Cloudbric/reviews/) Network security tool that enables blocking of web attacks through application firewall, leakage protection, SSL certificate and more. [Learn more about Cloudbric](https://www.capterra.com/p/153957/Cloudbric/) Firewall features reviewers most value Alerts/Notifications Content Filtering Intrusion Detection System Intrusion Prevention System Log Access Network Monitoring Next-Generation Firewall Policy Management VPN [## Wordfence](https://www.capterra.com/p/207389/Wordfence/) [4.9 (28)](https://www.capterra.com/p/207389/Wordfence/reviews/) Endpoint protection platform that helps IT professionals protect WordPress websites from targeted attacks, malware, and other threats. [Learn more about Wordfence](https://www.capterra.com/p/207389/Wordfence/) Firewall features reviewers most value Alerts/Notifications Content Filtering Intrusion Detection System Intrusion Prevention System Log Access Network Monitoring Next-Generation Firewall Policy Management VPN [## AppTrana](https://www.capterra.com/p/195294/AppTrana/) [4.6 (24)](https://www.capterra.com/p/195294/AppTrana/reviews/) AppTrana web application firewall stops known and emerging attacks with zero false positives and secures your business-critical assets. [Learn more about AppTrana](https://www.capterra.com/p/195294/AppTrana/) Firewall features reviewers most value Alerts/Notifications Content Filtering Intrusion Detection System Intrusion Prevention System Log Access Network Monitoring Next-Generation Firewall Policy Management VPN [## NG Firewall](https://www.capterra.com/p/149070/NG-Firewall/) [4.8 (20)](https://www.capterra.com/p/149070/NG-Firewall/reviews/) Cloud-based solution that includes network security, user management, content filtering, and performance optimization tools. [Learn more about NG Firewall](https://www.capterra.com/p/149070/NG-Firewall/) Firewall features reviewers most value Alerts/Notifications Content Filtering Intrusion Detection System Intrusion Prevention System Log Access Network Monitoring Next-Generation Firewall Policy Management VPN [## Papertrail](https://www.capterra.com/p/180057/Papertrail/) [4.3 (12)](https://www.capterra.com/p/180057/Papertrail/reviews/) SolarWinds® Papertrail is a cloud-hosted log management tool built for faster troubleshooting of infrastructure & application issues. [Learn more about Papertrail](https://www.capterra.com/p/180057/Papertrail/) Firewall features reviewers most value Alerts/Notifications Content Filtering Intrusion Detection System Intrusion Prevention System Log Access Network Monitoring Next-Generation Firewall Policy Management VPN [## MeghOps](https://www.capterra.com/p/10004551/MeghOps/) [5.0 (1)](https://www.capterra.com/p/10004551/MeghOps/#reviews) MeghOps is a provider of all-in-one cyber security solution. With the help of MeghOps cloud security platform, cloud security comp [Learn more about MeghOps](https://www.capterra.com/p/10004551/MeghOps/) Firewall features reviewers most value Alerts/Notifications Content Filtering Intrusion Detection System Intrusion Prevention System Log Access Network Monitoring Next-Generation Firewall Policy Management VPN ## Top-rated software of 2026 ### Fill out the form and we'll send a list of the top-rated software based on real user reviews directly to your inbox. Filter (11) Products: Sort By: Sponsored * * * Plan Type Free Trial Popular 85% of professionals opt for a 30-day trial before the software purchase Other subsciption plans: Free Version Monthly Subscription Annual Subscription One-Time License Key Features All key features Popular We have selected the most important and critical features as defined by Capterra user reviews Access Management AI Copilot AI/Machine Learning Alerts/Notifications Content Filtering Generative AI Hardware Integration Intrusion Detection System Intrusion Prevention System Log Access Network Monitoring Next-Generation Firewall Policy Management VPN Deployment Cloud, SaaS, Web-Based Desktop Mac Desktop Windows Desktop Linux On-Premise Windows On-Premise Linux Desktop Chromebook Mobile Android Mobile iPhone Mobile iPad Related Software Category: [VPN Software](https://www.capterra.com/vpn-software/)[Website Security Software](https://www.capterra.com/website-security-software/)[DDoS Protection Software](https://www.capterra.com/ddos-protection-software/)[Network Access Control (NAC) Software](https://www.capterra.com/network-access-control-software/)[Secure Email Gateway Software](https://www.capterra.com/secure-email-gateway-software/)[Cloud Access Security Broker (CASB) Software](https://www.capterra.com/cloud-access-security-broker-casb-software/)[Anti-spam Software](https://www.capterra.com/anti-spam-software/)[Email Security Software](https://www.capterra.com/email-security-software/)[Website Accessibility Software](https://www.capterra.com/website-accessibility-software/) I'm looking for Firewall Software that is: [For iPhone](https://www.capterra.com/firewall-software/s/iphone/)[For Mac](https://www.capterra.com/firewall-software/s/mac/)