Enable everyone to improve every web experience

Optimizely Web Experimentation is the easiest and most powerful way to run experiments across your website.

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Experiment to uncover customer insights and create high-performing experiences

Run more experiments

Optimizely Web Experimentation is the world's most powerful front-end A/B and multi-page experimentation product. It was built for the enterprise, with industry first features like Exclusion Groups that let you safely run multiple experiments on the same page.

Your website is evolving, your experimentation platform should too

Optimizely is designed for the modern web with features like Support for Dynamic Websites. So, whether you have a single page application or dynamic content, you now also have a platform designed to simply work with your site out-of-the-box.

Finally a product that’s built for the whole team

Empower business users and marketers with an easy to use visual editor; get developers involved with extensions, robust APIs, and custom code flexibility. Now your whole marketing team can collaborate in one place.

Experimentation is a competitive advantage

The Harvard Business Review reports that "If you want to gain a competitive advantage, your firm should build experimentation capability and master the science of conducting online tests."

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A solution designed to delight every customer

Create with clicks, not code

Brainstorm ideas and create them as experiments without relying on developer help using Optimizely’s industry-leading visual editor.

Target optimized experiences

Deliver an experiment variation to visitors and users by ad campaign, geography, cookies, or a variety of other dimensions.

Discover what is resonating with your audience

Segment your experiments by device, browser, campaign, or other custom segmentation to uncover key insights.

Go beyond A/B testing

Deliver better customer experiences on every channel including mobile apps, messaging platforms, and more. Add Optimizely Full Stack to optimize your entire customer experience.

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