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Optimizely

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Read 290 Optimizely reviews and testimonials from customers, explore 387 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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  • 290 Testimonials View
  • 387 Case Studies View
  • 203 Customer Videos View
Customer Rating Review Score based on 5708 reference ratings
4.7/5.0 (5708)
  • Fall 2025 Market Leader Content Marketing Software
  • Summer 2025 Market Leader A/B Testing Software

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290Testimonials

  • "We knew Optimizely would be the best partner because they have the existing technology: All our existing customer data is stored in the Optimizely Data Platform, and so are all …

  • "I will say that they can expect a good collaboration with the Optimizely team. You'll have good support. And also that you have a strong set up, it's very easy …

  • "Since we onboarded Optimizely the efficiency of the team has definitely increased. We have a lot of processes in place now and we collaborate with Optimizely’s Rapid Experimentation team a …

289 more testimonials currently locked

387 Case Studies

  • NGM Group achieves 500% surge in digital homeloan enquiries after successful migration …

  • Website Optimization Yields a Six-Figure Impact in Online Revenue

  • Optimizing Primary Lead Generation Form Improves Lead Quality by 140%

386 more case studies currently locked

203 Customer Videos

  • Gerrie Electric - Customer Success Story(Darko Milivojevic - Director of Ecommerce)
  • Valtech - Customer Success Story(Mattias Malmer - Head of Global Marketing)
  • Waytek - Customer Success Story(Kristi Gloppen - VP of Marketing and eCommerce)
202 more videos currently locked

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 387 businesses that use Optimizely.

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