Fort Firewall Alternatives

Fort Firewall is described as 'Simple firewall for MS Windows' and is a Firewall in the os & utilities category. There are more than 25 alternatives to Fort Firewall for a variety of platforms, including Windows, Linux, Android, iPhone and Android Tablet apps. The best Fort Firewall alternative is Portmaster, which is both free and Open Source. Other great apps like Fort Firewall are simplewall, RethinkDNS, GlassWire and NetGuard.

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Fort Firewall alternatives page was last updated Nov 24, 2025

AFWall+
41 likes
Firewall (iptables frontend), based on DroidWall which is no longer being developed. A paid "donate"-version with more features it advertised within the app.
Cost / License
Freemium
Open Source
Application type
Firewall
Origin
India
Platforms
Android
Is AFWall+ a good alternative to Fort Firewall?
NetBalancer
75 likes
NetBalancer is an internet traffic control and monitoring tool designed for Win7/8/10.
20 NetBalancer alternatives
Cost / License
Pay once
Proprietary
Origin
Romania
EU
Platforms
Windows
Is NetBalancer a good alternative to Fort Firewall?
Windows Firewall Notifier
25 likes
Windows Firewall Notifier (WFN) extends the default Windows embedded firewall behavior, allowing to visualize and handle incoming or outgoing connections.
Cost / License
Free
Open Source
Application type
Firewall
Origin
Vietnam
Platforms
Windows
+2
Is this a good alternative to Fort Firewall?
Ad
GlassWire
Visualizes real-time and historical network activity, delivers alerts for suspicious behavior and unknown connections, manages firewall rules, reports DNS and system changes, identifies remote hosts, monitors app usage, supports ...

https://www.glasswire.com
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Gufw
51 likes
Gufw is an easy, intuitive way to manage your Linux firewall. It supports common tasks such as allowing or blocking pre-configured, common p2p, or individual ports port(s), and many others! Gufw is powered by Uncomplicated Firewall (ufw).
Cost / License
Free
Open Source
Application type
Firewall
Origin
Spain
EU
Platforms
Linux
Python
Is Gufw a good alternative to Fort Firewall?
ufw
26 likes
Ufw stands for Uncomplicated Firewall, and is program for managing a netfilter firewall. It provides a command line interface and aims to be uncomplicated and easy to use.
23 ufw alternatives
Cost / License
Free
Open Source
Application type
Firewall
Origin
Australia
Platforms
Linux
Is ufw a good alternative to Fort Firewall?
TulaByte - System Tor & Firewall
7 likes
A fundamental re-design of user Data Privacy. Your multi-tool for online protection. So easy your grandma could use it. Costs less than a cup of coffee per year.
Cost / License
Freemium (Subscription)
Open Source
Application types
Ad Blocker
Privacy Tool
Origin
United Kingdom
Platforms
iPhone
iPad
Is this a good alternative to Fort Firewall?
TulaByte - System Tor & Firewall is the most popular iPhone & iPad alternative to Fort Firewall.
TulaByte - System Tor & Firewall is Freemium and Open SourceFort Firewall is Free and Open Source
TulaByte - System Tor & Firewall is CustomizableFort Firewall is not according to our users
Free Firewall
10 likes
Free Firewall is a full-featured professional firewall that protects against the threats of the Internet. Control every program on your computer by permit or deny access to the Internet. Free firewall notifies you when applications want to access the Internet in the background...
Cost / License
Free
Proprietary
Application type
Firewall
Origin
Germany
EU
Platforms
Windows
+4
Is Free Firewall a good alternative to Fort Firewall?
Privatefirewall
26 likes
This personal firewall and intrusion detection application provides comprehensive online security. It constantly monitors your PC for intrusion and reports any findings, so you can take the appropriate action.
Cost / License
Free
Proprietary
Application types
Firewall
Network Monitor
Origin
United States
Alerts
Discontinued
Platforms
Windows
Is Privatefirewall a good alternative to Fort Firewall?
EasyFirewall
1 like
Perfects the Windows Firewall offering additional security. Get the most out of your Windows firewall, create new security rules for your online applications, alerts you to anomalies with real-time protection.
39 EasyFirewall alternatives
Cost / License
Subscription
Proprietary
Application type
Firewall
Origin
Germany
EU
Platforms
Windows
+1
Is EasyFirewall a good alternative to Fort Firewall?
ZoneAlarm Firewall
38 likes
Provides two-way firewall protection by blocking unauthorized network access, detecting intrusions, hiding devices from threats, stopping viruses, spyware, and data theft, offering real-time alerts, customizable rules, and simple setup with light system impact.
39 ZoneAlarm Firewall alternatives
Cost / License
Freemium (Pay once)
Proprietary
Application type
Firewall
Origin
United States
Platforms
Windows
Android
iPhone
Is ZoneAlarm Firewall a good alternative to Fort Firewall?
Firewalld
3 likes
Firewalld provides a dynamically managed firewall with support for network/firewall zones that define the trust level of network connections or interfaces. It has support for IPv4, IPv6 firewall settings, ethernet bridges and IP sets.
24 Firewalld alternatives
Cost / License
Free
Open Source
Application type
Firewall
Origin
International
Platforms
Linux
Is Firewalld a good alternative to Fort Firewall?
Bouncer App
1 like
Bouncer is an application to help you choose the correct firewall zone for wireless connections. When you connect to a new network, Bouncer will open a window prompting you for what kind of network (eg home, public, work) it is.
Cost / License
Free
Open Source
Platforms
Linux
Flathub
Flatpak
Is Bouncer App a good alternative to Fort Firewall?