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Marketing automation & CRM

Customer.io usage globally

Customer.io runs on <0.1% of major websites globally in our sample (17 of 68,769). Market share by country, top sites using it and technologies it is paired with.

<0.1%
Share in Global
17 / 68,769
0
sites in Tranco top 1K
1 in top 10K
#51,650
median Tranco rank
Tranco
16
frequent companions
Google Tag Manager

By market

  1. Global<0.1%17
  2. United Kingdom<0.1%1
  3. Netherlands<0.1%2
  4. Italy0%0
  5. Spain0%0
  6. Japan0%0
  7. Latin America0%0

Trend

Often used with

  1. Google Tag ManagerTag managers65%×1.7
  2. Google FontsWeb fonts47%×1.8
  3. jQueryJavaScript libraries41%
  4. CloudflareCDN41%
  5. IntercomLive chat & support35%×51.4
  6. WordPressCMS35%×2
  7. Meta PixelAdvertising & pixels29%×6.3
  8. ReactWeb frameworks24%×2
  9. core-jsJavaScript libraries24%×2.2
  10. Google Marketing Platform (DV360/CM360)Advertising & pixels24%×3.2

Top sites using Customer.io

TrancoSiteAlso usesHosting
5,755webstaurantstore.com Apple Pay JSMicrosoft Advertising UETCloudflareCloudflare Bot ManagementGoogle Marketing Platform (DV360/CM360)Google Ads (conversion) Cloudflare
12,405gotolstoy.com AstroMicrosoft ClarityAmazon CloudFrontGoogle Ads (conversion)IntercomLinkedIn Insight Tag Cloudflare
20,921trustedsite.com Apache HTTP ServerClickyFont AwesomeGoogle FontsHotjarIntercom Amazon Web Services
22,734sharecare.com Adobe Experience Platform Tagscore-jsGutenberg blocksjQueryjQuery MigratejsDelivr Amazon Web Services
24,106rescuetime.com Font AwesomeGoogle Analytics 4Google FontsGoogle Tag ManagerHelp Scout BeaconLinkedIn Insight Tag Amazon Web Services
27,282tryhackme.com Google FontsIntercomNext.jsReactVercel Amazon Web Services
29,491inside.chat AB TastyActiveCampaignAddThisAddToAnyAdobe AnalyticsAdobe Experience Platform Tags Fastly
35,349inc42.com AlgoliaCloudflareCloudflare Web Analyticscore-jsGoogle FontsGoogle Publisher Tag (Ad Manager) Cloudflare
51,650proxy-seller.com CloudflareCookiebot (Usercentrics)ExpressGoogle Tag ManagerIntercomMUI Cloudflare
56,912x-plane.com CloudflareCloudflare Web Analyticscore-jsGoogle Analytics 4Google Ads (conversion)jQuery Cloudflare
68,162pagefly.io AmplitudeBootstrapBunny FontsMicrosoft ClarityCloudflareCrisp Cloudflare
81,674bokadirekt.se AmplitudeAmazon CloudFrontGoogle Marketing Platform (DV360/CM360)ExpressGoogle Tag ManagerMeta Pixel Amazon Web Services
84,858renthub.in.th Google AdSenseBunny CDNNext.jsReact CDN77 / DataCamp
88,312spacelift.io CalendlyAmazon CloudFrontGoogle Marketing Platform (DV360/CM360)Google FontsGrowthBookGoogle Tag Manager Amazon Web Services
89,176marathondataco.com Amazon CloudFrontGoogle FontsGoogle Tag ManagerIntercomAmazon S3Webflow Amazon Web Services
95,963gitguardian.com CloudflareGoogle FontsGoogle Tag ManagerGoogle reCAPTCHAWebflow Cloudflare
98,002bonus.com CloudflareCloudflare Bot ManagementGoogle Tag ManagerhCaptchajQueryGoogle reCAPTCHA Cloudflare

Our crawler: 68,769 sites · Global · updated 23 Oct 2026 · Methodology

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