Optimizely

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Read 290 Optimizely reviews and testimonials from customers, explore 363 case studies and customer success stories, and watch 203 customer videos to see why companies chose Optimizely as their A/B Testing Software

Optimizely is the world’s leading experience optimization platform, providing website and mobile A/B testing and personalization for the world’s leading brands. The platform’s ease of use and speed of deployment empowers organizations to conceive and run experiments that help them make better data-inspired decisions. Optimizely meets the diverse needs of thousands of customers worldwide looking to deliver connected experiences to their audiences across channels. To date, those customers have created and delivered more than 30 billion optimized visitor experiences.

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  • 290TestimonialsView
  • 363Case StudiesView
  • 203Customer VideosView
Customer Rating Review Scorebased on 4853 reference ratings
4.7/5.0 (4853)
  • Market Leader 2025 2025
    Summer 2025Market LeaderA/B Testing Software
    Press ReleaseReport
  • Market Leader 2024 2024
    Fall 2024Market LeaderContent Marketing Software
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Featured Testimonials

  • "The differentiator for us is ensuring that we experiment our way to a better customer experience."

    Abdul MullickHead of Digital Transformation

  • "The native mobile app is one of the best features that I’ve seen. I love it. Our customers are over the moon about it. Our sales reps love it. I can’t say enough great things about it."

    Greg MeyerWeb and Systems Administrator

  • "From my perspective, Optimizely One has made things so much easier. For vendor management, I don't have to negotiate multiple contracts or find the best solution across different platforms. I don't have to struggle with custom coding to integrate various platforms. Also, having systems that can communicate seamlessly without having to learn another system really helps. I don't need to maintain separate passwords or have training for different platforms. My team can communicate with each other, whether it's the content team or the developer group, all in one place."

    Mark FagianoSenior e-Commerce Director
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Featured Case Studies

  • Furniture retailer Blu Dot partners with Clearhead to build a thriving, optimization-driven business Customers

    Mike WodkeDirector of eCommerce

  • How Eastern Industrial Supplies supports 400,000+ product SKUs

    Dennis KarpinskiDirector of E-commerce and Business Analysis

  • Verivox sees 70% increase in cross sells through testing

    Frank HerbergConversion Architect
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Featured Customer Videos

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Additional Optimizely Information & Resources

Read Optimizely Reviews, Testimonials & Customer References from 290 real Optimizely customers.

Browse Optimizely Case Studies, Customer Success Stories, & Customer References from 363 businesses that use Optimizely.

Watch Optimizely Customer Videos to learn why 203 businesses chose Optimizely.

FeaturedCustomers has 1,816,832+ validated customer references including reviews, case studies, success stories, customer stories, testimonials and customer videos that will help you make better software purchasing decisions.