Download Kportscan Free Today

To download KPortScan for free, simply click on the download button below:

[Insert download button]

When you open KPortScan, you will see several tabs:

kPortScan is a small GUI port scanner for Windows that lists open TCP ports on local or remote hosts. This piece explains what kPortScan does, where to get it safely, and how to use it. download kportscan free

KPortScan is identified as a legacy TCP/UDP port scanner for Microsoft Windows. It was originally developed by K7 Computing (an antivirus company) as a standalone utility, not as a commercial product. While it is functionally freeware, official distribution channels have been deprecated. Current "free downloads" exist only on third-party repositories (e.g., CNET, Softpedia, MajorGeeks). A significant security warning applies: Most third-party sites bundle this tool with adware or potentially unwanted programs (PUPs).

Port scanning is a double-edged sword. While it is a legitimate tool for network management, using it against networks you do not own or have permission to test is illegal.

Once you have successfully completed the download of KPortScan free, here is how to run your first security audit. To download KPortScan for free, simply click on

After scanning, click File > Export. Save as CSV. Open in Excel. Sort by "Status" – now you have a complete inventory of open ports to harden via Windows Defender Firewall.

Step 1: Locate the official or trusted source. While the original developer’s personal website may have changed, KPortScan is widely mirrored on reputable open-source and security-focused repositories. The safest places include:

Warning: Avoid CNET Download.com, Softonic, or SourceForge with their "Download Managers" enabled—always choose the "Direct Download" link. Once you have successfully completed the download of

Step 2: Search for "KPortScan 3.0 download". Type exactly: download kportscan free into your search engine. Look for results from MajorGeeks or Softpedia. Verify that the file name is something like kportscan3.zip or KPortScan.exe.

Step 3: Verify the file integrity. Once downloaded, before running it, upload the file to VirusTotal.com. A clean KPortScan executable should have 0 or 1 detections (false positives are common for port scanners because they contain network interception code). If you see 5+ antivirus engines flagging it as malicious, delete the file and find another source.

Step 4: Download and extract. The file is usually packaged as a ZIP archive. Extract it to a folder on your desktop (e.g., C:\Network Tools\KPortScan). No installation wizard is required.

Step 5: Run as Administrator. Right-click KPortScan.exe and select Run as Administrator. Port scanning requires raw socket access, which is restricted by Windows User Account Control (UAC).