How many companies use Google Tag Manager vs Kestrel?

2,624,626 companies use Google Tag Manager and 448 companies use Kestrel in our database. Google Tag Manager is more widely adopted with 5858.5x more companies than Kestrel.

Can I get a list of companies using both Google Tag Manager and Kestrel?

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.

Google Tag Manager vs Kestrel

Google Tag Manager is used by 2,624,626companies — 5858.5x more than Kestrel (448).

2,624,626 use Google Tag Manager448 use Kestrel

Side-by-side comparison

	Google Tag Manager	Kestrel
Companies	2,624,626	448
Category	Other	Web servers

Company adoption

Top companies using Kestrel

BPM Carsbpmcars.fr

Richard Greenrichardgreen.com

Lundebolundebo.dk

Heisenberg-Gymnasium Dortmundheig-do.de

H-royalh-royal.com

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2,625,074 companies with emails, tech stacks, and contacts

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API access

GET /api/v1/tech?name=google-tag-manager

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