How many companies use Attentive vs HTTP/3?

586 companies use Attentive and 199,043 companies use HTTP/3 in our database. HTTP/3 is more widely adopted with 339.7x more companies than Attentive.

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

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.

Attentive vs HTTP/3

HTTP/3 is used by 199,043companies — 339.7x more than Attentive (586).

586 use Attentive199,043 use HTTP/3

Side-by-side comparison

	Attentive	HTTP/3
Companies	586	199,043
Category	Personalisation	Miscellaneous

Company adoption

Top companies using Attentive

Monsoon UKmonsoon.co.uk

Curry Up Nowcurryupnow.com

Super Dupersuperduperburgers.com

RAVE Sportsravesports.com

Apollo Neuroapolloneuro.com

Top companies using HTTP/3

Mallett Miningmallettmining.com.au

Paul James And Kokonaspauljamesandkokonas.co.uk

Skybar Stockholmskybarstockholm.se

Lacrosseschoolslacrosseschools.org

0933car0933car.cn

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199,629 companies with emails, tech stacks, and contacts

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1,000 lookups · API access · CSV exports

API access

GET /api/v1/tech?name=attentive

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