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CurrPorts vs Fastmail

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

CurrPorts icon
CurrPorts
Fastmail icon
Fastmail

CurrPorts vs Fastmail: The Verdict

⚡ Summary:

CurrPorts: CurrPorts is an open-source network monitoring software for Windows. It shows the list of all currently opened TCP and UDP ports on your local computer and displays the PID for the associated process. Useful for identifying applications opening ports or troubleshooting network connectivity issues.

Fastmail: Fastmail is an email service provider focused on performance, privacy, and security. It offers robust email features for personal and business use with extensive customization options.

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 CurrPorts Fastmail
Sugggest Score — —
Category Network & Admin Online Services
Pricing Open Source Subscription

Product Overview

CurrPorts
CurrPorts

Description: CurrPorts is an open-source network monitoring software for Windows. It shows the list of all currently opened TCP and UDP ports on your local computer and displays the PID for the associated process. Useful for identifying applications opening ports or troubleshooting network connectivity issues.

Type: software

Pricing: Open Source

Fastmail
Fastmail

Description: Fastmail is an email service provider focused on performance, privacy, and security. It offers robust email features for personal and business use with extensive customization options.

Type: software

Pricing: Subscription

Key Features Comparison

CurrPorts
CurrPorts Features
  • Displays all open TCP and UDP ports
  • Shows the process ID (PID) associated with each port
  • Lets you close ports or kill processes
  • Filters ports by protocol, local/remote address, state, etc.
  • Exports data to a text file
  • Lightweight and portable
Fastmail
Fastmail Features
  • Email hosting
  • Calendar
  • Contacts
  • Tasks
  • Notes
  • Aliases
  • Catch-all addresses
  • Custom domains
  • Mailbox delegation
  • Sieve filters
  • Conversation view
  • Search
  • Email encryption
  • Two-factor authentication
  • Ad-free interface

Pros & Cons Analysis

CurrPorts
CurrPorts

Pros

  • Free and open source
  • Simple interface
  • Provides useful diagnostic information
  • Lightweight on system resources

Cons

  • Only for Windows
  • No graphical view of connections
  • Limited to local machine
Fastmail
Fastmail

Pros

  • Fast performance
  • Reliable uptime
  • Strong privacy and security
  • Feature-rich
  • Good customer support
  • Competitive pricing

Cons

  • Limited free plan
  • Less name recognition than Gmail
  • Limited integrations compared to Office 365
  • No offline access

Pricing Comparison

CurrPorts
CurrPorts
  • Open Source
Fastmail
Fastmail
  • Subscription

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Learn More About Each Product

CurrPorts
CurrPorts
Reviews, pricing & alternatives →
Fastmail
Fastmail
Reviews, pricing & alternatives →

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