71 A/B Testing Ideas

test all the things!

Often times the hardest part of A/B testing is determining what to test in the first place. After having worked with thousands of customers who do A/B testing every day, one of the most common questions we still hear is, “Where do I begin?”

Conveniently, website testing inherently generates more questions than it answers. Your first test can lead to a whole litany of follow-up tests and iterations. For when you’ve exhausted all of those, or if you’re just getting started, here are 71 ideas (some more serious than others…) for testing your website.

Optimizely is Now Available in 10 Languages

Optimizely in Dutch

You’ve always been able to use the Optimizely platform to perform A/B testing on any website in any language,  but Optimizely has been English-only to date. Well, ikke længere! Today we’re proud to announce that you can now use Optimizely in the following languages: Danish: Website-optimering gjort let. Dutch: Gemakkelijke website-optimalisatie. French: L’optimisation de sites Web devient un […]

Optimizely Raises $28 Million to go Global

TL;DR Raised $28 million led by Benchmark Capital with participation by Bain Capital Ventures, Battery Ventures, InterWest Partners, and Google Ventures. Annual revenue growth rate over 400% and revenue run rate in double digit millions. Expanding to 9 languages representing 36 countries. Signed 56,000 sq ft lease at a beautiful new San Francisco office with […]

What Candy Land Can Teach You About Optimizing Mobile


Remember the board game Candy Land? Sweet-toothed contestants traveled down a path of colored squares on their quest to reach the Candy Castle. If you were lucky, you landed on the Gumdrop Pass or Rainbow Trail – shortcuts that helped you bypass your opponents to reach the finish that much faster.  Draw the wrong card, […]