How many companies use HTTP/3 vs Smile?

956,248 companies use HTTP/3 and 211 companies use Smile in our database. HTTP/3 is more widely adopted with 4532.0x more companies than Smile.

Can I get a list of companies using both HTTP/3 and Smile?

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.

HTTP/3 is used by 956,248companies — 4532.0x more than Smile (211).

956,248 use HTTP/3211 use Smile

	HTTP/3	Smile
Companies	956,248	211
Category	Miscellaneous	Loyalty & rewards

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956,459 companies with emails, tech stacks, and contacts

1,000 lookups · API access · CSV exports

API access

GET /api/v1/tech?name=http-3

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