Optimizely Blog

Grow your Optimization and A/B testing skills

IRL: How to Optimize Non-Click Conversions


IRL: How to Optimize Non-Click Conversions

Anyone who has ever ignored to-do lists knows that any friction between yourself and your goal leads to frustration and potentially giving up altogether. Similar to the way we experience this feeling in real life is how we feel about to-do’s online. So we sign up online for something that requires an extra step, how […]

Why We Switched to Optimizely


Why We Switched to Optimizely

We’re glad to welcome Cooper Maruyama, conversion rate optimization expert and founder of Landers Optimized, to the Optimizely blog for today’s guest post. The biggest difference between conversion optimization and all other sub-sectors of online marketing is the technology required to do it well. Website optimization requires qualitative analysis, via tools such as SurveyMonkey and […]

How EA Turned a Big Win into a Metropolis


How EA Turned a Big Win into a Metropolis

SimCity 5 sold 1.1 million copies in the first two weeks of its launch in March 2013. 50% of sales were digital downloads. For EA, A/B testing was an integral to the release’s digital success. Here is the story of how the product team at Maxis, who managed SimCity’s release, used Optimizely to amplify sales.

4 Ways to Maximize Conversions with Multi-Page Testing


4 Ways to Maximize Conversions with Multi-Page Testing

We’re glad to welcome Francis Teo, CEO and lead consultant at Conversions Guaranteed, to the Optimizely blog for today’s guest post. What is a Multi-Page Test? In the world of A/B testing, a multi-page test refers to an A/B test run simultaneously across multiple pages of your website. In a multi-page test, you can test […]

6 Best Practices from 251,391 Website Experiments (and How to Apply Them)


I’ve had the good fortune to attend several optimization talks & conferences with our CEO, Dan Siroker. One thing I admire about good speakers is their ability to distil complex ideas into simple truths.

Simple is good.

In this forum, we try to keep things short & sweet because we know you are frantically busy. After all, this is a blog—not API documentation.

With that in mind, here are Dan’s 6 “Best Practices” from 251,391 A/B and Multivariate tests