A/B testing

A method of comparing two versions of a web page/app against each other to determine which one performs better. It uses data and statistics to validate new design changes and improve conversion rates.

First released2000
Developed byGoogle
Used byGoogle, Microsoft, Apple

Interesting facts

Before jumping into an A/B test experiment, you need to conduct an A/A test first. A/A tests will establish a baseline for your A/B tests. The goal becomes a question of how much lift you can get from improving on the results from your A/A test, not just from giving subscribers a different variation.

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