Download our FREE ebook of 37 A/B testing case studies from the world's leading companies for test ideas and inspiration. Download Now

Optimizely Blog

Tips & Tricks for Building Your Experimentation Program

X

Download our FREE Testing Toolkit for A/B testing ideas, planning worksheets, presentation templates, and more!

Get It Now

A/B Testing

A/B testing or split testing is the practice of showing two different versions of a page to users to determine which one performs better. Learn about A/B testing tips and best practices that companies have used to improve conversions on their websites and mobile apps.

Through Self-Hosting Optimizely Casper Improves Site Performance by 36%


Through Self-Hosting Optimizely Casper Improves Site Performance by 36%

In this post by customer Kyle Rush, VP of Engineering at Casper and former Deputy CTO on the Hillary For America campaign, we can see firsthand how his team dramatically improved the site performance of casper.com. Using a new recommendation from Optimizely that encourages more flexible implementation options for customers through Optimizely Web, Rush and […]

Forbes Japan: Discover What Comes Next With ‘A/B Testing’

A couple of weeks ago we spoke with Forbes Japan, for its November issue, to discuss the power of experimentation and how we enable customers to make business decisions by eliminating guesswork. Digital experience optimization is the most significant technology to accelerate a company’s success in an increasingly competitive digital world. Not only do we […]

Ask an Experimenter: Claire Vo, VP of Product at Optimizely

Ask an Experimenter: Claire Vo, VP of Product at Optimizely

Welcome to the first installation of Ask an Experimenter, a new series where we interview experts about how they are building a culture of experimentation at their companies. Our first interview is with Claire Vo, Optimizely’s VP of Product. Tell us a little about yourself. I’m the VP of Product at Optimizely, overseeing our product […]

Counting Down to Opticon18 With Our Win a Trip Winner!

Counting Down to Opticon18 With Our Win a Trip Winner!

The countdown to Opticon18 is well underway and we’re only 33 days away from the digital experience optimization conference of the year. This year, we wanted to bring one lucky winner to Las Vegas to experience Opticon as a VIP and we’re thrilled to announce our winner today! Out of thousands of folks who entered […]

Learning From the Best at Opticon18: Stefan Thomke, James McCormick, Michael Phelps + More

Learning From the Best at Opticon18: Stefan Thomke, James McCormick, Michael Phelps + More

Join us in Las Vegas from September 11-13 for Opticon18, three days packed with educational sessions, actionable takeaways, and inspiring keynote and main stage speakers. Opticon18 is the number one conference focused on pushing the boundaries of digital experience optimization. We’re kicking off Opticon18 with the “Optimizely Welcome Keynote: Architects of the Digital Future” where […]

Opticon18 Agenda Launch: Pick Your Own Path to Digital Experience Optimization Success

Opticon18 Agenda Launch: Pick Your Own Path to Digital Experience Optimization Success

We’re excited to announce the launch of our one-of-a-kind curated agenda for Opticon18, the Digital Experience Optimization conference of the year this September 11-13. Join us in Las Vegas at the swanky Cosmopolitan Hotel for three days of workshops, sessions, trainings, main stage speakers including Michael Phelps, Stefan Thomke, and James McCormick, and the opportunity […]