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A/B testing

VWO market share in the UK

VWO runs on 1.4% of UK websites in our sample (157 of 11,322). Market share by country, top sites using it and technologies it is paired with.

1.4%
Share in United Kingdom
157 / 11,322
0
sites in Tranco top 1K
2 in top 10K
#346,349
median Tranco rank
Tranco
0.1%
Among local business websites
26 / 20,305
16
frequent companions
Google Tag Manager

By market

  1. United Kingdom1.4%157
  2. Global1.6%1,072
  3. Netherlands2.1%178
  4. Italy0.4%27
  5. Spain1%42
  6. Japan0.3%39
  7. Latin America1%185

Trend

Often used with

  1. Google Tag ManagerTag managers92%×2.2
  2. jQueryJavaScript libraries52%
  3. BootstrapCSS frameworks48%
  4. CloudflareCDN41%
  5. Google FontsWeb fonts27%
  6. TrustpilotReviews27%×3.5
  7. OneTrustCookie consent (CMP)26%×4.7
  8. WordPressCMS22%
  9. jsDelivrCDN21%
  10. Font AwesomeWeb fonts20%

Top sites using VWO All 157 sites

TrancoSiteAlso usesHosting
1,231rightmove.co.uk ExpressGoogle Cloud CDN / GFEGoogle Tag ManagerOneTrustVarnish Fastly
7,350york.ac.uk CloudflareGoogle Tag Manager Janet Jisc Services Limited
10,641inews.co.uk Google Marketing Platform (DV360/CM360)JetpackLodashnginxGoogle reCAPTCHAMagnite (Rubicon) Automattic (WordPress.com)
11,166qmul.ac.uk Amazon CloudFrontGoogle Tag ManagerjQueryLinkedIn Insight TagTailwind CSS Amazon Web Services
14,880london.gov.uk Alpine.jsCloudflareCivic Cookie ControlDrupalGoogle FontsGoogle Tag Manager Cloudflare
15,573iwm.org.uk CloudflareDrupal 11Google Tag ManagerjQuery Cloudflare
20,158port.ac.uk AcquiaAlgoliaBootstrapCloudflareCookieFirstDrupal 10 Amazon Web Services
21,838yougov.co.uk Angular 21.2.7fluctGoogle Tag ManagerImperva (Incapsula)New RelicOneTrust Imperva
27,120macmillan.org.uk Azure App ServiceBootstrapGoogle Tag ManagerOneTrustSitecore Microsoft Azure
29,570diabetes.org.uk AddToAnycdnjsDrupal 11Font AwesomeGoogle Tag ManagerjQuery Fastly
31,519lawsociety.org.uk Bootstrap 4.0.0Microsoft ClarityCloudflare Web AnalyticsCivic Cookie ControlGoogle Marketing Platform (DV360/CM360)Google Publisher Tag (Ad Manager) Microsoft Azure
35,721woodlandtrust.org.uk ASP.NETAzure Front Door / CDNcdnjsGoogle Tag ManagerjQuery 3.7.1jQuery UI Microsoft Azure
37,256easyfundraising.org.uk cdnjsCloudflareCloudflare Bot ManagementCloudflare Web AnalyticsFont AwesomeGoogle Tag Manager Cloudflare
39,789hud.ac.uk Adobe FontsApache HTTP ServerBootstrap 5.2.0cdnjsFont AwesomeGoogle Fonts Amazon Web Services
40,800salesfire.co.uk Adobe FontsBootstrapCloudflareCloudflare Bot ManagementCookiebot (Usercentrics)core-js Cloudflare
40,901prospects.ac.uk ASP.NETBootstrapcdnjsCloudflareCloudflare Bot ManagementGoogle Fonts Cloudflare
45,960topcashback.co.uk ASP.NETBootstrapAmazon CloudFrontConvertCrazy EggGoogle Marketing Platform (DV360/CM360) Amazon Web Services
50,237uel.ac.uk AcquiaAkamaiBootstrapDrupal 11Font AwesomeGoogle Tag Manager Amazon Web Services
50,350greenpeace.org.uk BootstrapCookieYescore-jsFont AwesomeGoogle Tag ManagerGutenberg blocks Sucuri
51,272unison.org.uk AcquiaCloudflareCloudflare Bot ManagementCivic Cookie ControlDrupal 11Google Tag Manager Cloudflare
54,636royalparks.org.uk AcquiaAlpine.jsDrupal 11Google Tag ManagerjQueryOneTrust Amazon Web Services
58,395parkers.co.uk Amazon CloudFrontGoogle Tag Managernginx 1.28.1ReactGoogle reCAPTCHASourcepoint Amazon Web Services
59,871postcodelottery.co.uk Amazon CloudFrontNext.jsReactStoryblokSwiperTailwind CSS Amazon Web Services
61,557blinds-2go.co.uk ASP.NETBloomreachBootstrapCloudflareGoogle Tag Managerlazysizes Cloudflare
61,745appliancesdirect.co.uk Adobe FontsAfterpay / ClearpayAngularJSASP.NETBootstrapFeefo Fastly

Our crawler: 11,322 sites · United Kingdom · updated 13 Nov 2026 · Methodology

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