How many companies use Haloscan vs Substack?

26 companies use Haloscan and 6,092 companies use Substack in our database. Substack is more widely adopted with 234.3x more companies than Haloscan.

Can I get a list of companies using both Haloscan and Substack?

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.

Substack is used by 6,092companies — 234.3x more than Haloscan (26).

26 use Haloscan6,092 use Substack

	Haloscan	Substack
Companies	26	6,092
Category	Blogs	Blogs

Get the full comparison

6,118 companies with emails, tech stacks, and contacts

1,000 lookups · API access · CSV exports

API access

GET /api/v1/tech?name=haloscan

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