How many companies use Headroom.js vs Sumo?

20,497 companies use Headroom.js and 1,020 companies use Sumo in our database. Headroom.js is more widely adopted with 20.1x more companies than Sumo.

Can I get a list of companies using both Headroom.js and Sumo?

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.

Headroom.js vs Sumo

Headroom.js is used by 20,497companies — 20.1x more than Sumo (1,020).

20,497 use Headroom.js1,020 use Sumo

Side-by-side comparison

	Headroom.js	Sumo
Companies	20,497	1,020
Category	Widgets	Widgets

Company adoption

Top companies using Headroom.js

Kleintierpraxis Aumenautierarzt-aumenau.de

Tierarztpraxis Dr. Krethtierarzt-kreth.de

Dermatologietieraerzte-gilching.de

TIEKE MEDIAtiekemedia.de

Tiefenpsychologiekasteltiefenpsychologiekastel.de

Top companies using Sumo

SV Altstädten v.1892 e.V.sv-altstaedten.de

Florida Dairy Farmersfloridamilk.com

Rbpamrbpam.de

OK serviceok-service.info

Die Neue Apotheke in Selbneue-apotheke-selb.de

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21,517 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=headroom-js

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