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Here’s our list of the best free firewalls for 2021: 1. You don’t need to pay for a top-quality firewall because some of the leading cybersecurity companies produce free software that will protect your computer. The following sections will explain what each of these has to offer: The Best Free Firewalls of 2021 We’ll cover each firewall in detail, but if you’re just looking for a quick list, these are the best free firewalls: Thankfully, you don’t have to break the bank when it comes to third-party software, or even pay a penny. Installing antivirus software as well as an additional firewall is your best chance of keeping your equipment malware-free. Take a look at our round ups of the best overall antivirus and best antivirus software for Mac.
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TIP: Good antivirus software will include a firewall as part of a wider range of security features.
![Comodo firewall windows 7](https://cdn2.cdnme.se/5447227/9-3/5_64e61dfa9606ee7f6350b87c.png)