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A/B testing
GrowthBook market share on brand websites
GrowthBook runs on <0.1% of brand websites in our sample (1 of 1,359). Market share by country, top sites using it and technologies it is paired with.
<0.1%
Share in UK brands
1 / 1,359
16
frequent companions
Google Tag Manager
By market
- UK brands<0.1%1
- United Kingdom<0.1%7
- Global<0.1%66
Often used with
- Google Tag ManagerTag managers80%×2.1
- CloudflareCDN65%×1.8
- jsDelivrCDN44%×5
- Tailwind CSSCSS frameworks36%×3.3
- ReactWeb frameworks36%×3.1
- Google FontsWeb fonts35%
- Next.jsWeb frameworks33%×3.4
- Google Marketing Platform (DV360/CM360)Advertising & pixels23%×3.1
- Cloudflare Bot ManagementSecurity & bot protection20%
- BootstrapCSS frameworks18%
Top sites using GrowthBook
| Tranco | Site | Also uses | Hosting |
|---|---|---|---|
| 35,717 | edfenergy.com | BootstrapAmazon CloudFrontDrupal 10DynatraceGoogle FontsGoogle Tag Manager | Amazon Web Services |
Our crawler: 1,359 sites · UK brands · updated 23 Oct 2026 · Methodology
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