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SPECIFICTION
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Firewall App Blocker

sordum.org

Free plan Windows
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Spec score 7.6 #56 of 80 in Firewall Software

Spec sheet

Purpose
FAB provides a drag-and-drop interface for blocking or unblocking applications’ internet access through Windows Firewall.Read 9 Oct 2026 · sordum.org
Intended users
The maker presents FAB as a simpler way for users to manage application access through Windows Firewall than navigating its advanced settings manually.Read 9 Oct 2026 · sordum.org
Supported platforms
WindowsRead 22 Sep 2026 · sordum.org
Free plan
YesRead 22 Sep 2026 · sordum.org
Application rules
YesRead 22 Sep 2026 · sordum.org
Architecture and language
The page lists x86 and x64 support and a supported-language list including English, Turkish, German, French, Spanish, Japanese, and others.Read 9 Oct 2026 · sordum.org
Command line
FAB supports command-line parameters and can be used with scripts or Task Scheduler.Read 9 Oct 2026 · sordum.org
Download verification
The product page provides MD5 and SHA1 hashes for both Fab_x64.exe and Fab.exe and links to VirusTotal.Read 9 Oct 2026 · sordum.org
Explorer integration
An option adds block and unblock actions to an .exe file’s Windows Explorer right-click menu, optionally shown only while pressing Shift.Read 9 Oct 2026 · sordum.org
Firewall requirement
FAB runs properly only when Windows Firewall is enabled and does not change Windows Firewall’s default rules.Read 9 Oct 2026 · sordum.org
License and warranty
The EULA says the software is freeware, provides no source code, and is supplied without warranty.Read 9 Oct 2026 · sordum.org
Local network caveat
With whitelist mode enabled, local network devices such as printers may not work unless the local subnet is allowed.Read 9 Oct 2026 · sordum.org
Outbound control
advancedRead 22 Sep 2026 · sordum.org
Portable freeware
Sordum describes FAB as portable freeware available to download free of charge.Read 9 Oct 2026 · sordum.org
Privacy policy
Sordum’s site privacy policy says it uses Google Analytics and third-party advertising, and describes site data handling; it does not state that these practices describe FAB itself.Read 9 Oct 2026 · sordum.org
Rule direction
bothRead 22 Sep 2026 · sordum.org
Rule directions
FAB can add separate inbound and outbound firewall rules.Read 9 Oct 2026 · sordum.org
Support channel
Sordum provides a contact page and invites users with software or website privacy concerns to contact it.Read 9 Oct 2026 · sordum.org
Whitelist mode
Whitelist mode blocks network access except for applications added to the allow list.Read 9 Oct 2026 · sordum.org

Plans and prices

Freeware Price not published Portable application · Windows Firewall application management Read 22 Sep 2026 · sordum.org
Firewall App Blocker (FAB) Free No charge; optional donations Windows Firewall must be enabled · Windows 11, 10, 8.1, 8, 7, Vista (x86 and x64) Read 9 Oct 2026 · sordum.org

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