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pfSense

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pfSense is an open source and flexible firewalling and routing platform.

Perimeter Security And Firewalls
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Market Share of pfSense

Current Customer(s)

2424

Market Share (Est.)

4.33%

Ranking

#7

Top Competitors and Alternatives of pfSense

The top three of pfSense’s competitors in the Perimeter Security And Firewalls category are SiteLock with 22.16%, Cisco ASA with 18.02%, Fortinet FortiGate with 14.02% market share.

TechnologyDomainsMarket Share (Est.)Versus page
SiteLock1241922.16%pfSense vs SiteLock
Cisco ASA1009618.02%pfSense vs Cisco ASA
Fortinet FortiGate785614.02%pfSense vs Fortinet FortiGate
Palo Alto Next-Generation Firewall42037.50%pfSense vs Palo Alto Next-Generation Firewall
Zscaler34546.16%pfSense vs Zscaler
Fortinet FortiGate Secure Web Gateway31285.58%pfSense vs Fortinet FortiGate Secure Web Gateway
AWS WAF20743.70%pfSense vs AWS WAF
WatchGuard Firewall17923.20%pfSense vs WatchGuard Firewall
Cyberoam14882.66%pfSense vs Cyberoam
Palo Alto Panorama8841.58%pfSense vs Palo Alto Panorama
Sophos XG Firewall7421.32%pfSense vs Sophos XG Firewall
Huawei Firewall5721.02%pfSense vs Huawei Firewall
Incapsula4390.78%pfSense vs Incapsula
Barracuda Spam Firewall4340.77%pfSense vs Barracuda Spam Firewall
FortiGate NGFW3660.65%pfSense vs FortiGate NGFW
SonicWall Next Generation Firewall2570.46%pfSense vs SonicWall Next Generation Firewall
Fortinet FortiClient2450.44%pfSense vs Fortinet FortiClient
FireMon2390.43%pfSense vs FireMon
SonicWall SuperMassive Series2050.37%pfSense vs SonicWall SuperMassive Series
iboss1990.36%pfSense vs iboss
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Popular Comparisons

Top Competitors and Alternatives of pfSense

The top three of pfSense’s competitors in the Perimeter Security And Firewalls category are SiteLock with 22.16%, Cisco ASA with 18.02%, Fortinet FortiGate with 14.02% market share.

pfSense vs SiteLock

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pfSense vs Cisco ASA

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pfSense vs Fortinet FortiGate

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pfSense vs Palo Alto Next-Generation Firewall

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pfSense vs Zscaler

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pfSense vs Fortinet FortiGate Secure Web Gateway

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pfSense vs AWS WAF

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pfSense vs WatchGuard Firewall

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Customers of pfSense

Around the world in 2025, over 2424 companies have started using pfSense as Perimeter Security And Firewalls tool.

CustomersEmployee RangeCityRegionCountrySocial Links
Eletrobras10,000+Rio de JaneiroRio de JaneiroBrazil
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Bentley Systems10,000+ExtonPennsylvaniaUnited States
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Honeywell10,000+CharlotteNorth CarolinaUnited States
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Thales10,000+MeudonIle-de-FranceFrance
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BNP Paribas10,000+ParisIle-de-FranceFrance
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MITRE10,000+McLeanVirginiaUnited States
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Serco10,000+HookEnglandUnited Kingdom
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Allianz10,000+MunichBavariaGermany
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Douglas Elliman10,000+New York CityNew YorkUnited States
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Exelon Corporation10,000+ChicagoIllinoisUnited States
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pfSense Customers by Products and Services

The top three products and services offering customers that use pfSense for Perimeter Security And Firewalls are Software Development (69), Managed Services (68), Cloud Services (66).

Customers

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pfSense Customers by Employee Size

The majority of pfSense's customers for the perimeter-security-and-firewalls category fall in the company size of 100 - 249 employees (525 companies), 20 - 49 employees (504 companies), 250 - 499 employees (336 companies).

Employee Size

pfSense Customers by Geography

The top three geographies of pfSense for perimeter-security-and-firewalls are the United States with 703(43.05%), Brazil with 211(12.92%), France with 137(8.39%) customers respectively.

Customers

Employees of pfSense

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Also see other Products/Services by pfSense in:

Perimeter Security And Firewalls

FAQ

Find answers to the most often asked questions by users.

Who are the top pfSense competitors?

pfSense’s Top competitors in the perimeter-security-and-firewalls category are SiteLock, Cisco ASA, Fortinet FortiGate. You can view a full list of pfSense competitors here. 6sense uses advanced data mining and AI algorithms to track customers and competitors of pfSense and 40,000 other technologies on the internet. You can also compare pfSense and its feature with top competitors here : pfSense vs SiteLock pfSense vs Cisco ASA pfSense vs Fortinet FortiGate.

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What is pfSense customer distribution based on company size?

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What is pfSense market share in the perimeter-security-and-firewalls?

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What are the top countries that use pfSense?

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What are the top industries that use pfSense?

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