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A/B testing

VWO market share on brand websites

VWO runs on 2.6% of brand websites in our sample (36 of 1,359). Market share by country, top sites using it and technologies it is paired with.

2.6%
Share in UK brands
36 / 1,359
1
sites in Tranco top 1K
4 in top 10K
#64,568
median Tranco rank
Tranco
16
frequent companions
Google Tag Manager

By market

  1. UK brands2.6%36
  2. United Kingdom1.5%175
  3. Global1.6%1,118

Trend

Often used with

  1. Google Tag ManagerTag managers72%
  2. OneTrustCookie consent (CMP)50%×2
  3. BootstrapCSS frameworks39%
  4. jQueryJavaScript libraries39%
  5. CloudflareCDN28%
  6. Google reCAPTCHACAPTCHA22%
  7. Azure Front Door / CDNCDN19%×4.1
  8. Google FontsWeb fonts19%
  9. lazysizesJavaScript libraries14%×5
  10. UmbracoCMS14%×7.6

Top sites using VWO All 36 sites

TrancoSiteAlso usesHosting
737uber.com CloudflareCloudflare Bot ManagementDriftEnvoyGoogle FontsMapbox Google Cloud
1,227rightmove.co.uk ExpressGoogle Cloud CDN / GFEGoogle Tag ManagerOneTrustVarnish Fastly
4,637pearson.com Adobe Experience ManagerAkamai Bot ManagerAkamaiBootstrapFont AwesomeGoogle Fonts Amazon Web Services
8,539clarivate.com AddToAnyBootstrapcdnjscore-jsOracle EloquaGoogle Fonts Fastly
10,630inews.co.uk Google Marketing Platform (DV360/CM360)JetpackLodashnginxGoogle reCAPTCHAMagnite (Rubicon) Automattic (WordPress.com)
13,008kew.org AcquiaCloudflareCloudflare Bot ManagementDrupal 11Google Tag ManagerjQuery Ntl
17,652stability.ai Google Tag ManagerjQuery 3.5.1jsDelivrOneTrustSquarespaceunpkg Squarespace
20,904yougov.co.uk Angular 21.2.7EnvoyfluctGoogle Tag ManagerImperva (Incapsula)New Relic Imperva
22,534yamaha-motor.eu Adobe Experience Platform TagsAdobe Experience Manager Amazon Web Services
26,699virginmoney.com Adobe Experience Platform TagsBootstrapContentsquareDynatraceCrownpeak (Evidon)jQuery 3.5.1 Cw Vodafone Group Plc
36,009madametussauds.com Azure Front Door / CDNGoogle Tag ManagerlazysizesOneTrustUmbraco Microsoft Azure
38,838flyingtiger.com AdRollBugsnagMicrosoft ClarityCloudflarehCaptchaHotjar Cloudflare
64,568londoneye.com Azure Front Door / CDNGoogle FontsGoogle Tag ManagerlazysizesOneTrustOwl Carousel Microsoft Azure
82,141poferries.com AstroMicrosoft ClarityCookiebot (Usercentrics)Google Marketing Platform (DV360/CM360)Google Tag ManagerPayPal Gtt Backbone Gtt
108,722dulux.co.uk Adobe Experience Platform TagsAdobe Experience ManagerApache HTTP ServerjQueryNew RelicOneTrust Amazon Web Services
158,799legoland.co.uk Azure Front Door / CDNGoogle Tag ManagerlazysizesOneTrustOwl CarouselUmbraco Microsoft Azure
208,798yodel.co.uk Apache HTTP ServercdnjsMicrosoft ClarityAmazon CloudFrontCivic Cookie ControlGoogle Marketing Platform (DV360/CM360) Cw Vodafone Group Plc
283,568chilternrailways.co.uk AcquiaCloudflareDrupal 11Google Tag ManagerjQueryOneTrust Amazon Web Services
288,018biffa.co.uk ASP.NETAzure Front Door / CDNBootstrapGoogle FontsGoogle Tag ManagerSitecore Microsoft Azure
321,273redrow.co.uk ASP.NETBootstrapGoogle Tag ManagerImperva (Incapsula)OneTrustOptimizely Imperva
406,980adnams.co.uk BootstrapMicrosoft ClarityCloudflareGoogle Ads (conversion)Google Tag ManagerhCaptcha Cloudflare
410,014hallmark.co.uk AwinMicrosoft Advertising UETMicrosoft ClarityCloudflareConvertGoogle Ads (conversion) Cloudflare
711,523esso.co.uk Akamai Bot ManagerAkamaiAppDynamicsBootstrapBrightcoveCoveo Microsoft Azure
744,736hoaresbank.co.uk AcquiaBootstrapDrupal 11Google Analytics 4Google Tag ManagerjQuery Amazon Web Services
901,437cbonline.co.uk Adobe Experience Platform TagsBootstrapContentsquareDynatraceCrownpeak (Evidon)jQuery 3.5.1 Cw Vodafone Group Plc

Our crawler: 1,359 sites · UK brands · updated 23 Oct 2026 · Methodology

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