Comodo Firewall
Firewall software
Network security software
- Features
- Ease of use
- Ease of management
- Quality of support
- Affordability
- Market presence
Take the quiz to check if Comodo Firewall and its alternatives fit your requirements.
$29.99 per year
Free TrialFree version
Small
Medium
Large
- Construction
- Accommodation and food services
- Agriculture, fishing, and forestry
What is Comodo Firewall
Comodo Firewall is endpoint firewall software for Windows that controls inbound and outbound network traffic and helps prevent unauthorized connections. It targets individual users and small organizations that want host-based firewalling with application control and alerting on suspicious activity. The product is commonly distributed as part of Comodo Internet Security and emphasizes default-deny style controls through application rules and containment/sandboxing features. It is not positioned as a network appliance or cloud-delivered firewall service.
Host-based application control
The firewall can create per-application rules for network access, which helps limit what installed software can communicate over the network. This is useful for controlling outbound connections, not just blocking inbound traffic. It supports interactive prompts and rule creation based on observed behavior, which can be tuned over time. This approach fits endpoint-centric security use cases rather than perimeter-only controls.
Containment and sandboxing options
Comodo Firewall includes containment/sandboxing capabilities that can isolate unknown or untrusted applications. This can reduce the impact of malware that attempts network communication or lateral movement from the endpoint. The containment model complements firewall rules by limiting what an untrusted process can do even if it runs. These features are typically associated with endpoint security suites rather than basic OS firewalls.
Granular alerts and logging
The product provides event notifications and logs for connection attempts and rule decisions. This can help users investigate which processes initiate network traffic and adjust policies accordingly. Logs can support troubleshooting and basic incident review on a single machine. For small deployments, this can be sufficient without a dedicated network security platform.
Limited enterprise central management
Comodo Firewall is primarily an endpoint product and does not inherently provide the same level of centralized policy management, reporting, and multi-site control expected in enterprise network security platforms. Organizations that need unified management across many endpoints and networks may require additional Comodo components or different tooling. This can increase operational complexity compared with platforms designed around centralized administration. It may be less suitable for regulated environments that require consolidated audit reporting.
Not a network perimeter firewall
The product runs on endpoints and does not replace network firewalls, virtual firewalls, or cloud security edge services used to protect networks and applications. It does not provide network-wide segmentation, routing, or site-to-site enforcement typical of appliance/virtual NGFW deployments. As a result, it is best used as a complementary control on devices rather than the primary network security layer. Organizations still need separate network controls for perimeter and inter-network traffic.
Potential user prompt overhead
Interactive rule prompts and default-deny behavior can generate frequent alerts, especially on systems with many applications or during initial deployment. This can lead to user fatigue and inconsistent decisions if non-expert users must approve connections. Tuning policies to reduce noise can take time and requires familiarity with normal application behavior. In managed environments, this can increase helpdesk and configuration workload.
Plan & Pricing
| Plan | Price | Key features & notes |
|---|---|---|
| Comodo Free Firewall | $0 — Free (permanently) | Standalone firewall; Default Deny Protection™, Auto Sandbox Technology™; downloadable as a free product from Comodo (firewall-only). |
| Comodo Internet Security / Complete (bundle) | $29.99 per year (1 PC); $39.99 per year (3 PCs) | Bundle includes Firewall + Antivirus + Live Expert Virus Removal (GeekBuddy), Virus-Free Guarantee and other premium services. 30-day free trial available for CIS Pro (trial excludes some protection plans). |
Seller details
Comodo Security Solutions, Inc.
Clifton, New Jersey, USA
1998
Private
https://www.comodo.com/
https://x.com/comodo
https://www.linkedin.com/company/comodo/
