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This article is about the line of network analyzers from Colasoft. For other uses, see Capsa (disambiguation).
Capsa Network Analyzer
Developer(s) Colasoft LLC
Stable release 7.8 / 20 August 2014; 14 months ago (2014-08-20)
Operating system Microsoft Windows
Type Packet analyzer
License Freeware Shareware

Capsa is the name for a family of packet analyzer developed by Colasoft for network administrators to monitor, troubleshoot and analyze wired & wireless networks. Currently, there are three editions available: Capsa Enterprise Edition, Capsa Professional Edition, and Capsa Free Edition.


  • Wired & wireless network real-time packet capturing -- (Packets never lies)
  • Traffic & bandwidth monitoring -- (Which machines are downloading or watching online videos?)
  • Advanced protocol analysis -- (What network protocols are used in your network? HTTP - web browsing, MSN - chatting.)
  • Multiple network behavior monitoring -- (What the users are doing: web browsing, chatting?)
  • Expert network diagnosis -- (Are there any attacks and problems in my network?)
  • Network activity logging -- (Who and when visited which website/chatted with whom/sent email to whom?)
  • Email contents preservation -- (Need to save a copy of all emails' contents sent/received by your employee in your network as evidence?)
  • Quick & intuitive reports -- (Need rich charts and graphs in your presentations and reports? )
  • In-depth packet decoding -- (What is the original information in network communications?)

Advance Features[edit]

  • Captures packets from a single or multiple network adapters
  • Analyzes the header & contents of each packet
  • Provides statistics on MAC & IP address
  • Analyze Protocol (Data link -> Application Layer)
  • Diagnoses 40 kinds of network problems
  • Presents statistics in graphs
  • Alerts Computer network anomalies
  • Outputs packets & logs to files
  • Logs DNS, web browsing, Email, FTP & IM services

Capsa Enterprise Edition[edit]

Capsa Enterprise Edition is the flagship of Colasoft Capsa packet analyzer family, it supports both Ethernet and WLAN networks. It performs real-time packet capturing and analysis as well as supporting past-events analysis. It is marketed as a tool for enterprise network administrator to help them deal with daily network work, various kinds of network problem and maintain a productive enterprise network.

Capsa Professional Edition[edit]

Capsa Professional Edition is an Ethernet packet analyzer designed for networking professionals or small business network administrators. It is marketed as a network tool for network monitoring, troubleshooting and analyzing purposes.

Capsa Free Edition[edit]

Capsa Free Edition is a freeware Ethernet packet analyzer designed by Colasoft for personal use. It is marketed as a tool for network geeks to learn protocols, packets, and other networking related knowledge, and it is free of charge for personal or family users' network monitoring or troubleshooting needs. Anyone can download Capsa Free Edition at Colasoft website for any legal noncommercial use.

Comparison of editions[edit]

Feature Description Enterprise Edition Professional Edition
Network Type Ethernet 1000 Mbit/s 1000 Mbit/s
WLAN Yes  
Multiple Adapters Capture packets from multiple wired adapters Yes Yes
Local IP addresses The limit of LAN IP addresses can be analyzed 10000 1024
Project Running simultaneously 4 4
TAP Capture traffic from a TAP Yes Yes
Replay Speed Normal speed and Fast speed Both Both
Report Customize and output Report in HTML/PDF/MHT Yes  
Diagnosis Diagnosis tab for auto-diagnosed problems Yes  
Security Analysis Profile Enhanced security analysis modules Yes  
Operating Systems Windows XP Yes* Yes
Windows Server 2003 Yes* Yes
Windows Server 2008 Yes Yes
Windows Vista Yes Yes
Windows 7 Yes Yes
*Wireless traffic analysis is not supported on this OS version


  1. ^ "Capsa - Compare Editions". Colasoft. Retrieved November 25, 2012. 

External links[edit]