How many companies use Castle vs EspoCRM?

10 companies use Castle and 12,960 companies use EspoCRM in our database. EspoCRM is more widely adopted with 1296.0x more companies than Castle.

Can I get a list of companies using both Castle and EspoCRM?

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.

EspoCRM is used by 12,960companies — 1296.0x more than Castle (10).

10 use Castle12,960 use EspoCRM

	Castle	EspoCRM
Companies	10	12,960
Category	Analytics	Database

Get the full comparison

12,970 companies with emails, tech stacks, and contacts

1,000 lookups · API access · CSV exports

API access

GET /api/v1/tech?name=castle

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