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Clerk.io

Read 44 Clerk.io reviews and testimonials from customers, explore 46 case studies and customer success stories, and watch 4 customer videos to see why companies chose Clerk.io as their Ecommerce Personalization Software

Clerk.io helps your e-commerce store to acquire, convert and retain more customers. They possess one of the most powerful real-time personalization engines available for your online shop. Their AI-driven technology allows you to harness big data from every single customer, at every touchpoint, and across every device. Easy installation, and fully automated results through machine learning allow busy eCommerce professionals to get up and running in no time and dedicate their time to what truly matters. Harness big data and have it automatically available to deliver it to your customers in the form of searches, recommendations, emails and personalized marketing campaigns.

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  • 44 Testimonials View
  • 46 Case Studies View
  • 4 Customer Videos View
Customer Rating Review Score based on 1810 reference ratings
4.8/5.0 (1810)
  • Spring 2026 Rising Star Product Recommendation Software

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44Testimonials

  • "It also helps our customers find the products they are looking for more easily and is able to anticipate their needs. Clerk also offers a very high level of assistance …

  • "Clerk's AI-driven automated email campaigns save us a tremendous amount of time and have been instrumental in helping us grow Ugleunger without needing to scale our team."

  • "We use Clerk because it's super intuitive, it provides all the data and transparency we need to make informed business decisions, and at the end of the day, it means …

43 more testimonials currently locked

46 Case Studies

  • How They Achieved a 17% AOV Increase by Transforming Their Online Presence

  • How They Achieved a 26% Increase in Average Basket Size

  • Eva Solo Optimizing the customer experience with personalized content and emails to …

45 more case studies currently locked

4 Customer Videos

  • Friluftsland - Customer Success Story (Mikkel Mandrup Fogt - Digital Marketing Coordinator)
  • Natural Baby Shower - Customer Success Story (Clifton Vaughan - Co-Founder)
  • Carlsberg - Customer Success Story (Ilkka Apunen - Global E-commerce Manager)
3 more videos currently locked

Additional Clerk.io Information & Resources

Read Clerk.io Reviews, Testimonials & Customer References from 44 real Clerk.io customers.

Browse Clerk.io Case Studies, Customer Success Stories, & Customer References from 46 businesses that use Clerk.io.

Watch Clerk.io Customer Videos to learn why 4 businesses chose Clerk.io.