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IIS
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Phusion Passenger

IIS vs Phusion Passenger

IIS is used by 4,296companies — 15.3x more than Phusion Passenger (280).

4,296 use IIS280 use Phusion Passenger20,004 emails available

Side-by-side comparison

IISPhusion Passenger
Companies4,296280
CategoryWeb serversWeb servers
Emails available19,200804

Company adoption

IIS4,296Phusion Passen…280

Top industries

IIS

Other527
E-commerce & Retail437
Media & Content337
Education & Learning196
Healthcare & Life Sciences154

Phusion Passenger

E-commerce & Retail46
Other38
Media & Content32
Education & Learning19
Hospitality & Travel19

Top companies using IIS

UNESCO2030unesco2030.imageshop.noHomehome.starkeypro.comOMSoms.cjgmd.vnAlpha Capitalims.alphacapitalnepal.comPNYproconfig.pny.com

Top companies using Phusion Passenger

RubyConf Taiwan 20152015.rubyconf.twLibrarylibrary.ualberta.caCNOSFcnosf.franceolympique.comRecueil de signalementssignalements-opcomobilites.vispato.comKitten Rescuekittenrescue.networkforgood.com

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4,576 companies with emails, tech stacks, and contacts

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API access

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AgentData picks

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AI-powered shared inbox, help desk, and team collaboration — inside Gmail. 200K+ users.

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HeyHelp

AI email assistant inside Gmail. Drafts, sorts, follows up.

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Oneway

All-in-one customer platform — live chat, email, automations, changelogs & roadmaps with AI.

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