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Should I remove WinPcap?

What percent of users and experts removed it?
1% remove it99% keep it
Overall Sentiment
What do people think about it?
(click star to rate)
How common is it?
Global Rank #27,328
United States Rank #25,596
Reach 0.0058%


VersionDistribution 100.00%

Other programs by CACE Technologies

WinPcap 4.0

What is WinPcap?

WinPcap is the Windows version of the libpcap library; it includes a driver to support capturing packets. WinPcap consists implementations of a lower-level library for the listed operating systems, to communicate with those drivers; a port of libpcap that uses the API offered by the low-level library implementations. It uses NDIS to read packets directly from a network adapter.

About  (from CACE Technologies)

WinPcap is the industry-standard tool for link-layer network access in Windows environments: it allows applications to capture and transmit network packets bypassing the protocol stack, and has additional useful features, including kernel-level packet filtering, a network statistics engine and support for remote packet...  Read more


Upon being installed, the software adds a Windows Service which is designed to run continuously in the background. Manually stopping the service has been seen to cause the program to stop functing properly. It adds a background controller service that is set to automatically run. Delaying the start of this service is possible through the service manager. The setup package generally installs about 5 files.

Program detailsProgram details

URL: www.cacetech.com
Installation folder: C:\Program Files\winpcap
Uninstaller: C:\Program Files\WinPcap\uninstall.exe

Program filesFiles installed by WinPcap 4.0

  • daemon_mgm.exe - WinPcap Remote Capture Daemon installer/remover (daemon_mgm)
  • npf_mgm.exe - WinPcap NPF Driver installer/remover (npf_mgm)
  • NetMonInstaller.exe - NetMon Protocol Driver Installer (NetMonInstaller)
  • Uninstall.exe - WinPcap 4.0 (WinPcap 4.0 installer)
  • rpcapd.exe - WinPcap (Remote Packet Capture Daemon)

Program behaviorsBehaviors exhibited

  • rpcapd.exe runs as a service named 'Remote Packet Capture Protocol v.0 (experimental)' (rpcapd) "Allows to capture traffic on this machine from a remote machine.".

How do I remove WinPcap?

You can uninstall WinPcap from your computer by using the Add/Remove Program feature in the Window's Control Panel.
  1. On the Start menu (for Windows 8, right-click the screen's bottom-left corner), click Control Panel, and then, under Programs, do one of the following:
    • Windows Vista/7/8/10: Click Uninstall a Program.
    • Windows XP: Click Add or Remove Programs.
  2. When you find the program WinPcap 4.0, click it, and then do one of the following:
    • Windows Vista/7/8/10: Click Uninstall.
    • Windows XP: Click the Remove or Change/Remove tab (to the right of the program).
  3. Follow the prompts. A progress bar shows you how long it will take to remove WinPcap.

Win XP 38%
Win Vista 1%
Windows Service? Yes
(Installs a service)
Uninstall it 1%
Keep it 99%

Windows OS versionsWindows

Which Windows OS versions does it run on?
Windows XP 41.74%
Windows Vista 39.13%
Windows 7 17.39%
Windows 10 1.74%
Which OS releases does it run on?
Microsoft Windows XP 41.59%
Windows Vista Home Premiu... 27.43%
Windows 7 Ultimate 8.85%
Windows 7 Home Premium 7.08%
Windows Vista Ultimate 4.42%
Windows Vista Business 3.54%

Distribution by countryGeography

45.32% of installs come from the United States
Which countries install it?
  United States 45.32%
  France 5.76%
  United Kingdom 5.04%
  Germany 4.32%
  Italy 3.60%
  Belgium 2.16%
  Australia 2.16%
  Portugal 2.16%
  Japan 2.16%
  Spain 2.16%
  Netherlands 2.16%
  Taiwan 1.44%
  Russia 1.44%
  Israel 1.44%

OEM distributionPC manufacturers

What PC manufacturers (OEMs) have it installed?
Dell 27.85%
Hewlett-Packard 17.72%
Toshiba 10.13%
Acer 10.13%
American Megatrends 8.86%
Intel 5.06%
Medion 2.53%
Sahara 2.53%
Sony 2.53%
Gateway 1.27%
Compaq 1.27%
Common models
Dell Dell XPS420 2.13%
HP Pavilion dv5 Notebook ... 2.13%
MEDIONPC MS-7502 2.13%
Dell Studio 540 2.13%
TOSHIBA Satellite P205 2.13%
Toshiba NB305 1.06%

About CACE Technologies

CACE is the sponsor behind Wireshark and WinPcap, the most widely used Open Source network traffic capture and analysis tools.
Publisher URL: www.cacetech.com


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