A/B testing
VWO usage in the UK
VWO runs on 1.5% of UK websites in our sample (175 of 11,909). Market share by country, top sites using it and technologies it is paired with.
1.5%
Share in United Kingdom
175 / 11,909
0
sites in Tranco top 1K
2 in top 10K
#349,925
median Tranco rank
Tranco
0.1%
Among local business websites
25 / 21,114
16
frequent companions
Google Tag Manager
By market
- United Kingdom1.5%175
- Global1.6%1,118
- Netherlands2.2%191
- Italy0.3%26
- Spain1%47
- Japan0.4%44
- Latin America0.9%191
Trend
Often used with
- Google Tag ManagerTag managers91%×2.1
- jQueryJavaScript libraries50%
- BootstrapCSS frameworks47%
- CloudflareCDN42%
- Google FontsWeb fonts30%
- OneTrustCookie consent (CMP)26%×4.8
- TrustpilotReviews25%×2.9
- Google reCAPTCHACAPTCHA23%
- WordPressCMS22%
- jsDelivrCDN18%×1.6
Top sites using VWO All 175 sites
| Tranco | Site | Also uses | Hosting |
|---|---|---|---|
| 1,227 | rightmove.co.uk | ExpressGoogle Cloud CDN / GFEGoogle Tag ManagerOneTrustVarnish | Fastly |
| 7,283 | york.ac.uk | CloudflareGoogle Tag Manager | Janet Jisc Services Limited |
| 10,630 | inews.co.uk | Google Marketing Platform (DV360/CM360)JetpackLodashnginxGoogle reCAPTCHAMagnite (Rubicon) | Automattic (WordPress.com) |
| 11,474 | qmul.ac.uk | Amazon CloudFrontGoogle Tag ManagerjQueryLinkedIn Insight TagTailwind CSS | Amazon Web Services |
| 15,264 | london.gov.uk | Alpine.jsCloudflareCivic Cookie ControlDrupalGoogle FontsGoogle Tag Manager | Cloudflare |
| 15,768 | iwm.org.uk | CloudflareDrupal 11Google Tag ManagerjQuery | Cloudflare |
| 19,652 | port.ac.uk | AcquiaAlgoliaBootstrapCloudflareCookieFirstDrupal 10 | Amazon Web Services |
| 20,904 | yougov.co.uk | Angular 21.2.7EnvoyfluctGoogle Tag ManagerImperva (Incapsula)New Relic | Imperva |
| 25,696 | macmillan.org.uk | Azure App ServiceBootstrapGoogle Tag ManagerOneTrustSitecore | Microsoft Azure |
| 30,409 | diabetes.org.uk | AddToAnycdnjsDrupal 11Font AwesomeGoogle Tag ManagerjQuery | Fastly |
| 33,075 | lawsociety.org.uk | Google AdSenseBootstrap 4.0.0Microsoft ClarityCloudflare Web AnalyticsCivic Cookie ControlGoogle Marketing Platform (DV360/CM360) | Microsoft Azure |
| 36,727 | woodlandtrust.org.uk | ASP.NETAzure Front Door / CDNcdnjsGoogle Tag ManagerjQuery 3.7.1jQuery UI | Microsoft Azure |
| 38,033 | easyfundraising.org.uk | cdnjsCloudflareCloudflare Bot ManagementCloudflare Web AnalyticsFont AwesomeGoogle Tag Manager | Cloudflare |
| 41,735 | prospects.ac.uk | ASP.NETBootstrapcdnjsCloudflareCloudflare Bot ManagementGoogle Fonts | Cloudflare |
| 45,404 | topcashback.co.uk | ASP.NETBootstrapAmazon CloudFrontConvertCrazy EggGoogle Marketing Platform (DV360/CM360) | Amazon Web Services |
| 47,429 | salesfire.co.uk | Adobe FontsBootstrapCloudflareCloudflare Bot ManagementCookiebot (Usercentrics)core-js | Cloudflare |
| 48,107 | westminster.gov.uk | BootstrapAmazon CloudFrontDrupal 11Font AwesomeGoogle FontsGoogle Tag Manager | Amazon Web Services |
| 49,012 | uel.ac.uk | AcquiaAkamaiBootstrapDrupal 11Font AwesomeGoogle Tag Manager | Amazon Web Services |
| 51,699 | greenpeace.org.uk | BootstrapCookieYescore-jsFont AwesomeGoogle Tag ManagerGutenberg blocks | Sucuri |
| 55,065 | unison.org.uk | AcquiaCloudflareCloudflare Bot ManagementCivic Cookie ControlDrupal 11Google Tag Manager | Cloudflare |
| 55,564 | royalparks.org.uk | AcquiaAlpine.jsDrupal 11Google Tag ManagerjQueryOneTrust | Amazon Web Services |
| 56,105 | parkers.co.uk | Amazon CloudFrontGoogle Tag Managernginx 1.28.1ReactGoogle reCAPTCHASourcepoint | Amazon Web Services |
| 57,184 | appliancesdirect.co.uk | Adobe FontsAfterpay / ClearpayAngularJSASP.NETBootstrapFeefo | Fastly |
| 57,760 | canalrivertrust.org.uk | CloudflareCloudflare Web AnalyticsCookiebot (Usercentrics)Google Tag ManagerMarketoPlausible | Cloudflare |
| 59,434 | postcodelottery.co.uk | Amazon CloudFrontNext.jsReactStoryblokSwiperTailwind CSS | Amazon Web Services |
Our crawler: 11,909 sites · United Kingdom · updated 23 Oct 2026 · Methodology
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