What is Klaviyo?
MarketingKlaviyo is a marketing platform: Email and SMS marketing for e-commerce. Tech Stack Detector identifies Klaviyo on any website by analysing the HTML source.
Klaviyo is a marketing platform (Marketing), detected on 2 websites in our index. See websites using Klaviyo ↓
How Tech Stack Detector detects Klaviyo
Klaviyo is matched from these signals during a single, ordinary page request. Each one contributes to the confidence score shown on a scan.
- Html PatternKlaviyo tracking code
Websites using Klaviyo
Recently scanned websites where we detected Klaviyo. Open one to see its full technology stack.
Often used with Klaviyo
Technologies most frequently detected alongside Klaviyo across scanned websites.
Alternatives to Klaviyo
Other Marketing technologies Tech Stack Detector detects: popular alternatives and related tools, most-detected first.
Compare Klaviyo
Side-by-side comparisons of Klaviyo with other Marketing technologies.
Popular technologies
The technologies most often detected across all websites scanned on Tech Stack Detector.
Frequently asked questions
What is Klaviyo?
Klaviyo is a marketing platform: Email and SMS marketing for e-commerce. Tech Stack Detector identifies Klaviyo on any website by analysing the HTML source. Its official website is https://klaviyo.com.
How can I tell if a website uses Klaviyo?
Enter any URL into Tech Stack Detector and it reports whether Klaviyo is present, with a confidence score and the exact evidence it matched. Detection is based on the HTML source. No login or crawling of the site is required.
How many websites use Klaviyo?
Klaviyo has been detected on 2 websites in the public Tech Stack Detector scan index. This reflects sites that visitors have analysed here, not global market share.
What are some alternatives to Klaviyo?
Other Marketing technologies Tech Stack Detector detects include HubSpot, Mailchimp, OneSignal, Marketo, ActiveCampaign and Kit (ConvertKit). You can compare any of them side by side with Klaviyo.
Data last updated October 20, 2026 · based on 618 recently scanned websites.