Optimizely

Premium
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.

Show more
  • 290TestimonialsView
  • 363Case StudiesView
  • 203Customer VideosView
Customer Rating Review Scorebased on 5339 reference ratings
4.7/5.0 (5339)
  • Market Leader 2025 2025
    Fall 2025Market LeaderContent Marketing Software
  • Market Leader 2025 2025
    Summer 2025Market LeaderA/B Testing Software

Featured Testimonials

  • "We were laser focused on creating the most seamless and frictionless shopping experience for our consumers. Optimizely was the perfect tool to help us do that."

  • "Many teams come to us with ideas that either are something they’re stuck on, or a small change they want to make. We take a step back and look at the big picture, help them to unpack the problem and design a meaningful experiment."

  • "[Optimizely B2B] InsiteCommerce is different from a B2C eCommerce platform or a simple extension of an ERP. It has B2B features built in and is customizable."

Featured Case Studies

  • AJ Produkter boosts marketing efficiency and transforms marketing operations with Optimizely CMP

  • UK’s number 1 Financial Advisory firm, Tenet Group, consult on Optimizely for new digital estate

  • Bank of Cyprus goes from physical to digital

Featured Customer Videos

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.