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Fiddler vs TCPView

Professional comparison and analysis to help you choose the right software solution for your needs.

Fiddler icon
Fiddler
TCPView icon
TCPView

Fiddler vs TCPView: The Verdict

⚡ Summary:

Fiddler: Fiddler is a free web debugging proxy which logs all HTTP(S) traffic between your computer and the Internet. It allows developers to inspect traffic, set breakpoints, and fiddle with incoming or outgoing data. Fiddler can be used to debug traffic from virtually any application that supports a proxy like web browsers, mobile apps, IoT devices, and more.

TCPView: TCPView is a Windows utility that shows detailed listings of all TCP and UDP endpoints on your system. It provides information on the process associated with each connection and bandwidth usage.

Both tools serve their respective audiences. Compare the features, pricing, and user ratings above to determine which best fits your needs.

Last updated: May 2026 · Comparison by Sugggest Editorial Team

Feature Fiddler TCPView
Sugggest Score
Category Development Network & Admin

Product Overview

Fiddler
Fiddler

Description: Fiddler is a free web debugging proxy which logs all HTTP(S) traffic between your computer and the Internet. It allows developers to inspect traffic, set breakpoints, and fiddle with incoming or outgoing data. Fiddler can be used to debug traffic from virtually any application that supports a proxy like web browsers, mobile apps, IoT devices, and more.

Type: software

TCPView
TCPView

Description: TCPView is a Windows utility that shows detailed listings of all TCP and UDP endpoints on your system. It provides information on the process associated with each connection and bandwidth usage.

Type: software

Key Features Comparison

Fiddler
Fiddler Features
  • HTTP/HTTPS traffic interception and inspection
  • Session analysis and manipulation
  • Breakpoints and conditional breakpoints
  • HTTPS traffic decryption
  • Automatic request resending
  • Scripting support
TCPView
TCPView Features
  • Displays active TCP and UDP connections
  • Shows connection remote address and port
  • Shows process name/ID for each connection
  • Real-time bandwidth usage monitoring
  • Export data to text/csv/xml
  • Highlight connections matching filter criteria

Pros & Cons Analysis

Fiddler
Fiddler

Pros

  • Free and open source
  • Powerful debugging features
  • Supports all major platforms
  • Large user community and documentation

Cons

  • Steep learning curve
  • Can slow down traffic
  • Potential privacy concerns with HTTPS decryption
  • Limited native mobile app support
TCPView
TCPView

Pros

  • Lightweight and fast
  • Simple interface
  • Helpful for diagnosing network issues
  • Free and open source

Cons

  • Windows only
  • Lacks some advanced features of paid alternatives
  • Can be difficult for novice users

Related Comparisons

HTTP Debugger
TcpView For Linux

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