A/B Test Calculator
Compare conversion rates between a control and a variant to measure the impact of your A/B test.
Test Results
0%Control Conversion Rate
0%Variant Conversion Rate
0%Relative Improvement
What Is an A/B Test?
An A/B test compares two versions of a page, ad, or experience to see which one performs better. The control is the original version, and the variant is the changed version.
How to Use This Calculator
Enter the number of visitors and conversions for both the control and the variant. The calculator shows the conversion rate for each version and the relative improvement of the variant over the control.