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iftop vs The Webalizer

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

iftop icon
iftop
The Webalizer icon
The Webalizer

iftop vs The Webalizer: The Verdict

⚡ Summary:

iftop: iftop is an open source command-line tool used to monitor network usage and bandwidth in real-time. It displays a table of current TCP/IP connections using bandwidth over a specified interface.

The Webalizer: The Webalizer is a free, open source web server log file analysis program. It produces usage statistics in HTML format for webmasters to analyze traffic on their websites.

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 iftop The Webalizer
Sugggest Score — —
Category Network & Admin Network & Admin
Pricing Open Source Open Source

Product Overview

iftop
iftop

Description: iftop is an open source command-line tool used to monitor network usage and bandwidth in real-time. It displays a table of current TCP/IP connections using bandwidth over a specified interface.

Type: software

Pricing: Open Source

The Webalizer
The Webalizer

Description: The Webalizer is a free, open source web server log file analysis program. It produces usage statistics in HTML format for webmasters to analyze traffic on their websites.

Type: software

Pricing: Open Source

Key Features Comparison

iftop
iftop Features
  • Displays bandwidth usage on selected network interface
  • Shows both inbound and outbound traffic
  • Can filter by IP address or network port
  • Real-time monitoring and stats
  • Text-based interface for terminal/CLI use
The Webalizer
The Webalizer Features
  • Generates usage statistics from web server log files
  • Supports all major log file formats
  • Produces reports in HTML format
  • Graphs for hourly, daily, weekly and monthly statistics
  • Top pages and referrers reports
  • Visitor statistics including unique hits and user agents
  • Highly customizable with configuration files

Pros & Cons Analysis

iftop
iftop

Pros

  • Free and open source
  • Lightweight and low resource usage
  • Easy to use with no configuration needed
  • Good for identifying bandwidth hogs and monitoring network usage
  • Works on Linux, Unix, and BSD systems

Cons

  • Terminal-only, no GUI
  • Can only monitor one interface at a time
  • Not as feature-rich as commercial bandwidth monitors
  • Requires some Linux/Unix command line knowledge to use
  • Does not work on Windows
The Webalizer
The Webalizer

Pros

  • Free and open source
  • Easy installation and setup
  • Intuitive web-based interface
  • Extensive reporting capabilities
  • Cross-platform compatibility
  • Active development community

Cons

  • Limited real-time analytics
  • Steep learning curve for advanced configuration
  • No user access control or authentication
  • No browser extension for analytics
  • Requires technical knowledge to interpret reports

Pricing Comparison

iftop
iftop
  • Open Source
The Webalizer
The Webalizer
  • Open Source

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iftop
iftop
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The Webalizer
The Webalizer
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