17 best free firewall software (for Mac, Windows, and Android collectively) - PrivacySavvy
3 Best Apple Firewall Apps For macOS Web Application Security
Lockdown' open source firewall app leaps from iOS to Mac, blocks app and website trackers for free - 9to5Mac
![Top 10 BEST Free Firewall Software For Windows [2023 List]](https://www.softwaretestinghelp.com/wp-content/qa/uploads/2019/08/top-Free-Firewall.png "Top 10 BEST Free Firewall Software For Windows [2023 List]")
Top 10 BEST Free Firewall Software For Windows [2023 List]
GitHub - objective-see/LuLu: LuLu is the free macOS firewall
![20 Best Firewall for Mac [Free Apps for Top Security] - Widget Box](https://www.widgetbox.com/wp-content/uploads/2019/05/murus-firewall.jpg "20 Best Firewall for Mac [Free Apps for Top Security] - Widget Box")
20 Best Firewall for Mac [Free Apps for Top Security] - Widget Box
Free Firewall
Objective-See: LuLu
Best Free Firewalls for 2023 (9 for Windows and 1 for Mac)
3 Best Apple Firewall Apps For macOS Web Application Security
20+ Best Free Firewall for Mac in 2023 • XtendedView
3 Best Apple Firewall Apps For macOS Web Application Security
Murus - macOS Firewall Unchained
Block outgoing internet connections on a Mac (macOS)
14 Best Free Firewall For Mac
The Best Firewall Software for Mac in 2021 - MacUpdate
![20 Best Firewall for Mac [Free Apps for Top Security] - Widget Box](https://www.widgetbox.com/wp-content/uploads/2019/05/firewall-2x.png "20 Best Firewall for Mac [Free Apps for Top Security] - Widget Box")
20 Best Firewall for Mac [Free Apps for Top Security] - Widget Box
Here are the best firewalls to protect your Mac
What Is the Best Free Firewall for Mac in 2020 - Tweak Your Biz
Murus Firewalls
3 Best Apple Firewall Apps For macOS Web Application Security
Best Free Firewalls for 2023 (9 for Windows and 1 for Mac)
The Best Firewall Software for Mac in 2021 - MacUpdate
Free Firewall
The Best Firewall Software for Mac in 2021 - MacUpdate
