12 Best Free Firewall Software

Here are 12 best free firewall software. These firewall software let you manage your internet traffic easily. All these firewall software are completely free and can be downloaded to Windows PC. These firewall software offer various features, like: keep track of incoming as well as outgoing traffic, protect you from intruders and hackers, block harmful site from browsing, monitors the system processes continuously for malicious and dangerous programs, monitor network activity, has various rules and you can create your own rules too, scans and blocks unused ports, and more. So, go through this list of free firewall software and see which ones you like the most.

Also, check out best free antivirus software reviewed by us.

Zone Alarm Free Firewall



Zone Alarm is a firewall security software. It is a two way firewall system which keeps tracks of incoming as well as outgoing traffic thus protecting you from intruders and hackers. It blocks viruses that antivirus misses. It can stop hackers attempting to break your computer security. It operates automatically and doesn’t interrupt users with unnecessary alerts.

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PC Tools Firewall Plus Free Edition



PC Tools Free Firewall is a free firewall software. It monitors all the incoming and outgoing traffic in your system. It can block harmful websites from browsing. You can create rules for your network to control the network activities. It has a built-in filter that helps you to allow or block the activities of any program. It is an application based firewall as well as rule based TCP/IP firewall.

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Agnitum Outpost Firewall Free



Agnitum Outpost Firewall Free is a free firewall for Windows. It has no time limitations and it is better solution to Windows system firewall. It has various advanced features like proactive protection against malware and control installed applications activity. It can terminate illegal activities of programs. 

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Ashampoo FireWall Free



Ashampoo FireWall Free is a free firewall software. It monitors the system processes continuously for malicious and dangerous programs. It has an internet cleaner feature that protects your online privacy. You can edit and define rules for blocking of malicious traffic. It has an option to block all the connection with one click. It can monitor LAN connections to identify the suspicious activity in your network.

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Comodo Antivirus




Comodo Antivirus is a free antivirus software and it has a firewall protection also. It can protect your computer from hackers and intruders by blocking the suspicious traffic. By using Comodo Firewall you can be protected from viruses and malware also. It has a safe list that contains more than 2 million computer applications so that you can safely launch programs.

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Kingsoft Antivirus 2012



Kingsoft Antivirus is a free antivirus software with firewall. It can protect your computer from viruses, intruders and hackers. It can block suspicious behavior from malware, viruses etc. that hijack your browser homepage. It can block suspicious web sites traffic. It is a lightweight software that helps protect you from various types of threats.

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Privatefirewall




Privatefirewall is a firewall software for Windows. It can detect and block malicious activities on your system. It supports advanced packet filtering which filters and monitors all the communication between your PC and the internet and can block the unauthorized traffic. It also has a stealth mode and you can keep your PC invisible when browsing online to avoid the intruders.

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PeerBlock



PeerBlock is a free and advanced IP blocking utility. It lets you control your PC to interact with other computers over the Internet. It has a wizard that helps you to set various options for configuring it. You can block sites and servers that are known to be dangerous. You can import or create your own lists. It also has a port allow list. You can update your block list online.

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TinyWall



TinyWall is a free firewall for Windows. It can improve the default Windows firewall operations. It is very small in size and is available in various languages. It can block the attacks of Trojans, worms, and viruses. It does not install any kernel components which keep your system stable. It doesn’t show any annoying popups and has a simple configuration.

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Anti NetCut 3



Anti NetCut 3 is a free firewall for Windows. It can detect any attack that tries to cut your data connection. It displays a warning message and starts its anti spoofing technique to protect your connection. It can protect your online privacy too. It requires no network knowledge to install and configure it. You can safely browse internet.

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AVS Firewall



AVS Firewall is a free firewall for Windows. It can protect your computer from hacker attacks and unauthorized intrusions. It can secure your systems registry against any suspicious attempts of change. You can block unwanted flash advertisings, banners and pop-ups. You can make white list of safe sites to speed up your internet. You can create your own rules too.

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Net Defender



Net Defender is a free firewall. It can block all web traffic or allow some traffic of your choice with one mouse click. It also has a port scanner that scans any open port of your Windows system. Open ports makes your PC vulnerable for hackers to attack. It assists you to close any unused port. It is a packet filtering firewall. You can add custom rules to this firewall.

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