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nmap vs pfSense
People
Price
Free
Published entry price
$10.75+per month
Network Security
Annual estimate10 people, entry price
Free
$129+
Flat rate
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Network Security
Overview
Focus
Network Security
Network Security
Product
Free and open-source utility for network discovery and security auditing used by millions.
Open-source firewall and router platform based on FreeBSD providing enterprise-grade features including VPN, traffic shaping, and intrusion detection for free.
Headquarters
Worldwide
Austin, Texas
Company size
2-10 employees
51-200 employees
Founded
1997
2004
Pricing details
Plan
Published entry price
Published rate
Free
$10.75+ / month
Billable seats
Flat rate
Free options
Free plan
Free plan, Free trial
Pricing source
Source updated
Nov 2, 2026
Nov 1, 2026