Portmaster

Free Download Portmaster standalone offline installer for Windows. It is an excellent application firewall.

Overview of Portmaster

The most prominent feature brings all functions of this app together. This is the new “Side-Dash”; you can now easily jump between apps to investigate their connections or quickly jump to their settings. Monitoring your computer and configuring your personal preferences becomes a breeze.

It is an ever-maturing product; the re-labeling development stage has been coming long. But as I wrote back in January, I did not feel we had the range of features for a proper update. Now - the Side Dash introduction has given us the glue we needed between all current features to make them feel connected, marking a new chapter.

It works to keep tabs on your local computer network traffic per application. This makes it easier for average users to see how installed apps function and block ads, trackers, and malware. Even better, it has a very user-friendly interface and an installation wizard that makes it simple for anyone to use.

Features of Portmaster

• Monitor All Network Activity
• Auto-Block Trackers & Malware
• Secure Your DNS by Default
• Explore the Docs and Source Code
• Create Your Own Rules
• Set Global & per‑App Settings

Technical Details and System Requirements

• Supported OS: Windows 11, Windows 10, Windows 8.1, Windows 7
• RAM (Memory): 2 GB RAM (4 GB recommended)
• Free Hard Disk Space: 200 MB or more