How many companies use Caddy vs IIS?

1,780 companies use Caddy and 10,372 companies use IIS in our database. IIS is more widely adopted with 5.8x more companies than Caddy.

Can I get a list of companies using both Caddy and IIS?

Yes. AgentData tracks companies using both tools. Sign up free to access the full list with emails, tech stacks, and contacts via CSV or API.

IIS is used by 10,372companies — 5.8x more than Caddy (1,780).

1,780 use Caddy10,372 use IIS

	Caddy	IIS
Companies	1,780	10,372
Category	Web servers	Web servers

Get the full comparison

12,152 companies with emails, tech stacks, and contacts

1,000 lookups · API access · CSV exports

API access

GET /api/v1/tech?name=caddy

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