The 22 Best Firewall Software Reviewed in 2025
10 Best Firewall Software Shortlist
Here's my pick of the 10 best software from the 22 tools reviewed.
In today's digital age, safeguarding your network isn't just smart—it's essential. You face constant threats from cyberattacks, and that's where firewall software comes in. It acts as a barrier, protecting your data and maintaining your peace of mind.
I've spent time testing and reviewing various firewall solutions, and I understand the challenges you and your team face in securing your systems. In this article, I'll share my top picks, giving you an unbiased look at the best options available.
You'll find insights into features, usability, and what sets each software apart, helping you make an informed decision. Let's dive into the world of firewall software and find the right fit for your needs.
Need expert help selecting the right tool?
Why Trust Our Software Reviews
Best Firewall Software Summary
| Tool | Best For | Trial Info | Price | ||
|---|---|---|---|---|---|
| 1 | Best for blocking critical injection attacks | Free plan available + free demo | From $350/month | Website | |
| 2 | Best for visualizing network activity | Not available | From $3.33/user/month (billed annually) | Website | |
| 3 | Best for firewall rule optimization | Free demo available | From $33/user/month | Website | |
| 4 | Best for multi-layered protection | Not available | From $45/user/month (billed annually) | Website | |
| 5 | Best for adaptive network security scaling | Not available | Pricing upon request. | Website | |
| 6 | Best for integrated cloud network protection | 14-day free trial + free demo | Pricing upon request | Website | |
| 7 | Best for synchronized security response | Not available | From $25/user/month (billed annually) | Website | |
| 8 | Best for Linux system administrators | Not available | Pricing upon request | Website | |
| 9 | Best for flexibility in a network router | Free demo available | From $8,000/year | Website | |
| 10 | Best for European cybersecurity standards | Not available | From $20/user/month (billed annually) | Website |
-
Docker
Visit WebsiteThis is an aggregated rating for this tool including ratings from Crozdesk users and ratings from other sites.4.6 -
Pulumi
Visit WebsiteThis is an aggregated rating for this tool including ratings from Crozdesk users and ratings from other sites.4.8 -
GitHub Actions
Visit Website
Best Firewall Software Reviews
Aikido Security is a comprehensive DevSecOps platform designed to provide full coverage from code to cloud, offering a wide range of security scans and features to protect applications at runtime. It secures code through vulnerability management, SBOM generation, and protection against malware, outdated software, and license risks.
Why I Picked Aikido Security:
Aikido Security's firewall software stands out due to its comprehensive and robust feature set designed to protect Node.js applications at runtime. One of the most compelling features is its ability to automatically block critical injection attacks, such as SQL and NoSQL injections, command injections, and path traversal attacks. This is crucial for preventing unauthorized access and data breaches. The firewall also introduces rate limiting for APIs, which helps mitigate the risk of denial-of-service attacks by controlling the number of requests a user can make to the server.
Standout features and integrations:
Features include cloud posture management, which detects cloud infrastructure risks. The platform also excels in open source dependency scanning, continuously monitoring code for known vulnerabilities and generating SBOMs for better dependency management. Integrations include Amazon Web Services (AWS), Google Cloud, Microsoft Azure Cloud, Drata, Vanta, AWS Elastic Container Registry, Docker Hub, Jira, Asana, and GitHub.
Pros and cons
Pros:
- User-friendly interface
- Helps in compliance tracking and reporting
- Provides actionable insights and recommendations
Cons:
- Setup complexity for cloud security
- Can be expensive for some users
New Product Updates from Aikido Security
Aikido Security Adds Kubernetes Scanning and Code Quality Enhancements
Aikido Security has released an update that adds Kubernetes misconfiguration scanning, improved PR feedback on code quality, and Bun support for Safe Chain, enhancing overall security and efficiency. For more information, visit Aikido Security's official site.
.
GlassWire isn’t just another firewall protection; it’s a guardian that paints a clear picture of your network's heartbeat. Visualizing your network activity is critical, not only for understanding what's happening but also for spotting anomalies – and this is where GlassWire shines.
Why I Picked GlassWire:
When selecting tools for this list, GlassWire immediately caught my attention. It's not every day that I find a tool where aesthetics meet functionality so effectively. Through rigorous comparison and judging its presentation of network data, I determined GlassWire was a cut above the rest. I have a firm opinion that visualization aids understanding, which is why I believe GlassWire is the best for those who prioritize a visual grasp of their network activities.
Standout features and integrations:
GlassWire excels with its detailed network activity graph, allowing users to spot spikes or unusual patterns effortlessly. The integrated firewall lets you control application activities with precision. Furthermore, the 'Incognito mode' ensures moments of privacy when needed. For integrations, GlassWire alerts users of unknown devices connecting to their WiFi, bolstering security. Its tight-knit integration with Windows systems means there's less to worry about in terms of compatibility.
Pros and cons
Pros:
- Security alerts for unfamiliar devices
- Precise application control with an integrated firewall
- Comprehensive network activity graphs
Cons:
- Some premium features are locked behind higher pricing tiers
- The limited scope of native integrations
- Primarily tailored for Windows users
ManageEngine Firewall Analyzer is a firewall management tool that helps you analyze rules, track changes, and maintain compliance while keeping a close eye on network security events. By centralizing firewall logs and policies, it gives you a clearer view of how your network is behaving and where risks may emerge.
Why I Picked ManageEngine Firewall Analyzer:
I chose this tool because of how it handles firewall rules and policies. Many solutions focus solely on blocking threats, but this one goes deeper by analyzing and optimizing your firewall rules for both security and efficiency. On top of that, its change management feature means you’ll know when configurations shift—helping you prevent unauthorized updates or errors that could weaken your defenses.
Standout features and integrations:
This platform provides security auditing and compliance reports for standards like PCI DSS and ISO 27001, which can be a major timesaver for IT and compliance teams. Its centralized log management makes it easier to analyze security events and spot anomalies across multiple firewalls. The tool integrates smoothly with other ManageEngine products such as ADManager Plus, Log360, Endpoint Central, and Site24x7, extending its value across IT and security operations.
Pros and cons
Pros:
- Supports vendor-agnostic firewalls with broad compatibility
- Tracks and manages configuration changes to prevent unauthorized edits
- Optimizes firewall rules for better security and performance
Cons:
- May require tuning for best performance with very large log volumes
- Visualization and reporting options could be more advanced
Check Point's Next Generation Firewalls are engineered to provide an all-encompassing multi-layered security shield. From applications to data, it meticulously scans to ensure optimal protection, making it a holistic choice for those who need diverse protection layers.
Why I Picked Check Point Next Generation Firewalls (NGFWs):
My decision to pick Check Point was rooted in its multifaceted security approach. In judging its features and after extensive comparisons, I've come to the opinion that its multi-layered protection is unparalleled. Hence, I believe it’s the top pick for those seeking varied layers of defense.
Standout features and integrations:
The firewall is equipped with features like Identity Awareness to recognize users, Application Control, and URL Filtering. Furthermore, its integration capabilities are vast, aligning with major cloud platforms and threat intelligence feeds.
Pros and cons
Pros:
- Versatile integration with cloud platforms
- Identity Awareness for precise user recognition
- Comprehensive multi-layered security
Cons:
- Resource-intensive in large environments
- Licensing structure can be complex
- Might require advanced understanding for deployment
Arista provides a comprehensive solution focused on ensuring that your network remains secure against evolving threats. The tool's specialization in adaptive network security scaling means it can handle increasing security requirements without compromising efficiency.
Why I Picked Arista:
I chose Arista after evaluating a range of firewall solutions. The way it scales, and adapts to changing network security needs, particularly captured my attention. While there are many tools that offer firewall protection, Arista's emphasis on adaptability sets it apart. This is why I believe it's best suited for those seeking adaptive network security scaling.
Standout features and integrations:
Arista boasts a rich set of features including deep packet inspection, advanced threat intelligence, and automated response mechanisms. This tool integrates well with several popular third-party platforms, ensuring a seamless flow of information and further bolstering its protective capabilities.
Pros and cons
Pros:
- Integrates with popular third-party platforms for enhanced functionality
- Deep packet inspection provides granular insights into network traffic
- Adaptive scaling ensures security even as network requirements grow
Cons:
- Pricing transparency could be improved, as specific costs aren't readily available on the website
- Integration capabilities might require advanced IT knowledge for a complete setup
- May have a steeper learning curve for beginners
Barracuda CloudGen Firewall stands tall as a robust firewall solution that integrates with multiple cloud platforms. For businesses migrating or operating in the cloud, this tool offers a blend of traditional and cloud-specific protection mechanisms.
Why I Picked Barracuda CloudGen Firewall:
My choice for Barracuda stemmed from its holistic approach to cloud network protection. In comparing multiple solutions, its cloud-native design and the capacity to shield both traditional and cloud infrastructures stood out. Based on these merits, I am convinced that the Barracuda CloudGen Firewall is the premier choice for integrated cloud network protection.
Standout features and integrations:
Barracuda CloudGen provides advanced threat protection coupled with application control and optimization. Its Traffic Intelligence feature ensures optimal path selection for traffic. Integration-wise, it boasts compatibility with major cloud providers like AWS, Azure, and Google Cloud.
Pros and cons
Pros:
- Traffic intelligence for efficient path selection
- Advanced threat protection capabilities
- Integration with major cloud platforms
Cons:
- Licensing model can be complex for some users
- The initial setup can be intricate
- Might be overkill for smaller businesses
Sophos Firewall promises a transformative approach to threat detection and prevention. At its core, it aims to offer a synchronized security response, ensuring all security components act in unison for optimal protection.
Why I Picked Sophos Firewall:
Upon careful examination, I found that Sophos's commitment to synchronized security was noteworthy. Its approach to ensuring all facets of security communicate and act cohesively caught my attention. After analyzing and comparing its mechanisms, I firmly believe it offers the best solution for those seeking a synchronized security response.
Standout features and integrations:
Key features of Sophos Firewall include Xstream SSL Inspection, AI-powered threat analysis, and SD-WAN capabilities. It also integrates with the broader Sophos product suite, providing a comprehensive and unified security platform.
Pros and cons
Pros:
- Strong integration with other Sophos products
- AI-driven threat analysis capabilities
- Emphasis on synchronized security
Cons:
- Some advanced features necessitate additional purchase
- Licensing model can be complex to understand
- Interface may be daunting for beginners
Firewalld offers dynamic firewall management, changing rules without restarting, and is specifically crafted for Linux. For Linux system administrators, this tool ensures consistent, agile firewall configurations without the common hassle.
Why I Picked Firewalld:
Of the myriad of firewall solutions, Firewalld drew my attention due to its Linux-centric design. Its ability to alter rules on the fly without necessitating a restart was a standout feature in my selection process. Given its attributes and after numerous comparisons, I determined that Firewalld is best suited for Linux system administrators.
Standout features and integrations:
With Firewalld, users benefit from a zone-based firewall design allowing for tailored rules per connection. Its support for both IPv4 and IPv6 ensures modern compatibility. The tool also integrates well with most Linux distributions, providing native management options.
Pros and cons
Pros:
- Native support for major Linux distributions
- Zone-based firewall design
- Dynamic firewall rule changes without restart
Cons:
- Requires manual intervention for some advanced configurations
- GUI options are limited
- The steeper learning curve for non-Linux administrators
VyOS isn’t just any router; it's an open-source router that molds to your specific needs. In an ever-changing networking landscape, having the flexibility to customize your solutions is invaluable, and this is the arena where VyOS thrives.
Why I Picked VyOS:
Among the myriad of routing options, VyOS stood out. After extensive comparison, I found that the power to customize and adapt was at the forefront of VyOS. I've always believed that flexibility is a cornerstone of modern network management. Therefore, VyOS is, in my judgment, best for those who desire flexibility in a network router.
Standout features and integrations:
VyOS provides a unified command-line interface for all its functionalities, ensuring consistency. With its support for VPN functionalities and multiple protocols, it can easily become the heart of any network. Its compatibility with major cloud platforms and virtualization solutions makes it a good deployment.
Pros and cons
Pros:
- Compatible with major cloud platforms
- Comprehensive VPN support
- Unified command-line interface
Cons:
- No GUI, making it less intuitive for some users
- Requires manual configuration for optimal results
- The steeper learning curve for beginners
Stormshield Network Security doesn't just secure; it fortifies based on stringent European cybersecurity standards. When it comes to achieving a robust security posture, adhering to these standards can be a significant asset, a niche where SNS dominates.
Why I Picked Stormshield Network Security (SNS):
In my journey of selecting the finest, SNS made its mark with its focus on European standards. It's not just about the tech but the principles behind it, and SNS's alignment with rigorous European security guidelines drew me in. I concluded that for businesses aiming to align with European cybersecurity norms, SNS is the best bet.
Standout features and integrations:
SNS offers multi-level security, protecting the network's edge to its core. Their proactive detection mechanisms are notable, keeping threats at bay before they become issues. Furthermore, SNS integrates with other Stormshield products, creating a fortified ecosystem.
Pros and cons
Pros:
- Integration with Stormshield ecosystem
- Proactive threat detection
- Adherence to European cybersecurity standards
Cons:
- The interface might be less intuitive for some users
- Pricing can be on the higher side for smaller entities
- May not be ideal for non-European businesses
Other Firewall Software
Below is a list of additional firewall software that I shortlisted, but did not make it to the top 10. Definitely worth checking them out.
- pfSense
For open-source network security
- IPFire
For modularity in firewall solutions
- Fortinet Next Generation Firewall (NGFW)
For scaling security infrastructure
- Palo Alto Networks Next-Generation Firewall
For advanced threat prevention
- Endian
Good for unified threat management
- WinGate Firewall
Good for VPN and content filtering
- A10 Networks Thunder
Good for application delivery control
- Cisco Adaptive Security Virtual Appliance (ASAv)
Good for virtualized network security
- Zonealarm Extreme Security
Good for PC-based threat prevention
- SecPoint Protector
Good for vulnerability scanning and defense
- Zscaler Internet Access
Good for secure cloud access
- VMware NSX
Good for software-defined data center security
Firewall Software Selection Criteria
When selecting the best firewall software to include in this list, I considered common buyer needs and pain points like network security and ease of integration. I also used the following framework to keep my evaluation structured and fair:
Core Functionality (25% of total score)
To be considered for inclusion in this list, each solution had to fulfill these common use cases:
- Protecting against unauthorized access
- Monitoring network traffic
- Blocking malicious traffic
- Creating secure VPN connections
- Providing intrusion detection
Additional Standout Features (25% of total score)
To help further narrow down the competition, I also looked for unique features, such as:
- Advanced threat intelligence
- Integration with cloud services
- Automated policy management
- Real-time analytics
- Customizable dashboards
Usability (10% of total score)
To get a sense of the usability of each system, I considered the following:
- Intuitive user interface
- Easy navigation
- Minimal learning curve
- Customization options
- Responsive design
Onboarding (10% of total score)
To evaluate the onboarding experience for each platform, I considered the following:
- Availability of training videos
- Interactive product tours
- Access to templates
- Webinars and tutorials
- Supportive chatbots
Customer Support (10% of total score)
To assess each software provider’s customer support services, I considered the following:
- 24/7 availability
- Multiple support channels
- Knowledgeable staff
- Quick response times
- Comprehensive FAQ section
Value For Money (10% of total score)
To evaluate the value for money of each platform, I considered the following:
- Competitive pricing
- Flexible subscription plans
- Clear pricing structure
- Discounts for volume purchases
- Free trial availability
Customer Reviews (10% of total score)
To get a sense of overall customer satisfaction, I considered the following when reading customer reviews:
- Positive feedback on reliability
- Satisfaction with customer service
- Ease of use ratings
- Comments on feature effectiveness
- Overall value perception
How to Choose Firewall Software
It’s easy to get bogged down in long feature lists and complex pricing structures. To help you stay focused as you work through your unique software selection process, here’s a checklist of factors to keep in mind:
| Factor | What to Consider |
|---|---|
| Scalability | Can the software grow with your business? Check if it supports expansion in terms of users and data without compromising performance. |
| Integrations | Does it work with your existing systems? Ensure compatibility with other tools your team uses to avoid workflow disruptions. |
| Customizability | Can you tailor it to your needs? Look for software that lets you adjust settings and policies to fit your business processes. |
| Ease of use | Is it user-friendly? Consider how intuitive the interface is and whether your team can use it without extensive training. |
| Implementation and onboarding | How long will it take to get started? Evaluate the time and resources needed for setup and training. Look for quick-start guides or support options. |
| Cost | Is it within your budget? Compare pricing models and watch for hidden fees. Consider the long-term cost versus the value it brings to your team. |
| Security safeguards | Does it meet your security needs? Check for up-to-date security protocols and certifications to ensure your data stays protected. |
| Compliance requirements | Does it align with legal standards? Make sure the software complies with industry regulations relevant to your business, such as GDPR or HIPAA, to avoid legal complications. |
What Is Firewall Software?
Firewall software is a digital sentinel designed to monitor and control incoming and outgoing network traffic based on predetermined security policies. Acting as a barrier between a trusted internal network and potentially untrusted external networks, such as the Internet, it's a critical tool for both businesses and individuals.
While companies deploy firewalls to protect sensitive data, prevent unauthorized access, and ensure regulatory compliance, individuals use them to guard against cyber threats, shield personal information, and maintain privacy in their online endeavors. The importance of such a tool? It's like having a relentless guard, ever-watchful, keeping threats at bay while optimizing bandwidth and ensuring your antivirus software can function without overwhelming interruptions.
Features
When selecting firewall software, keep an eye out for the following key features:
- Traffic monitoring: Continuously analyzes network traffic to detect and alert you of any suspicious activity.
- Intrusion detection: Identifies potential threats and unauthorized access attempts, providing an extra layer of security.
- Secure VPN connections: Enables encrypted connections for remote access, ensuring data privacy and protection.
- Advanced threat intelligence: Utilizes real-time data to identify and respond to emerging threats quickly.
- Automated policy management: Simplifies the process of setting and updating security policies across the network.
- Customizable dashboards: Allows you to tailor the interface to display relevant information and metrics for your needs.
- Integration with cloud services: Ensures compatibility with cloud-based applications and services, maintaining security across environments.
- Real-time analytics: Provides instant insights into network activity, helping you make informed security decisions.
- Compliance support: Assists in meeting industry regulations and standards to avoid legal issues.
- User-friendly interface: Offers an intuitive design that makes it easy for team members to navigate and use effectively.
Benefits
Implementing firewall software provides several benefits for your team and your business. Here are a few you can look forward to:
- Enhanced security: Protects your network from unauthorized access and cyber threats with features like intrusion detection and secure VPN connections.
- Data privacy: Ensures sensitive information remains confidential by encrypting data and monitoring traffic for suspicious activity.
- Regulatory compliance: Helps you meet industry standards and legal requirements, reducing the risk of penalties with compliance support features.
- Improved network performance: Manages and prioritizes network traffic efficiently, preventing congestion and maintaining smooth operations.
- Real-time threat response: Offers quick identification and mitigation of potential threats using advanced threat intelligence and real-time analytics.
- Customizable controls: Allows you to tailor security policies and interface settings to fit your specific business needs, enhancing usability.
- Cost savings: Reduces the potential costs associated with data breaches and network downtime by proactively managing security risks.
Costs and Pricing
Selecting firewall software requires an understanding of the various pricing models and plans available. Costs vary based on features, team size, add-ons, and more. The table below summarizes common plans, their average prices, and typical features included in firewall software solutions:
Plan Comparison Table for Firewall Software
| Plan Type | Average Price | Common Features |
|---|---|---|
| Free Plan | $0 | Basic traffic monitoring, limited intrusion detection, and community support. |
| Personal Plan | $5-$25/user/month | Advanced traffic monitoring, secure VPN connections, and email support. |
| Business Plan | $30-$100/user/month | Real-time analytics, automated policy management, and phone support. |
| Enterprise Plan | $100+/user/month | Customizable dashboards, compliance support, and dedicated account management. |
Firewall Software FAQs
Here are some answers to common questions about firewall software:
What are the 4 firewall rules?
The four basic firewall rule types are allow all, deny all, allow specific, and deny specific. You should understand these rules to configure your firewall effectively. Each rule type serves different purposes, and using them correctly can help manage network traffic and security.
What is the biggest problem with a firewall?
One major issue with firewalls is their inability to address insider threats. Firewalls are great at blocking external risks but may struggle with threats from within your organization. Consider additional security measures to mitigate risks like insider threats and encrypted traffic.
How does a software firewall work?
A software firewall is a program that inspects data going in and out of a device. It filters data by checking if it fits the profile of malicious code. You can customize it to meet your specific needs, providing a flexible security solution for your systems.
How do I configure a firewall?
To configure a firewall, start by defining your security policies and rules. Determine which types of traffic to allow or deny based on your network’s needs. Regularly update and review your configurations to adapt to new security threats and maintain protection.
What is stateful inspection?
Stateful inspection is a firewall feature that monitors the state of active connections. It analyzes packets based on the context of the traffic flow, ensuring that only legitimate data passes through. This provides a more dynamic and secure approach compared to static filtering.
When should I use a software firewall?
Use a software firewall when you need flexible security solutions for individual devices or small networks. It’s particularly useful for remote workers or small businesses that require customizable protection without investing in hardware. Evaluate your specific needs to decide if it’s right for you.
What’s Next?
If you're in the process of researching firewall software, connect with a SoftwareSelect advisor for free recommendations.
You fill out a form and have a quick chat where they get into the specifics of your needs. Then you'll get a shortlist of software to review. They'll even support you through the entire buying process, including price negotiations.