Calculators


Statistical Significance Calculator
Statistical Significance Calculator

The go-to A/B Test calculator, if you know your KPI conversion rate and sample size, you have everything you need.

Z-Score to Confidence Calculator
Z-Score to Confidence Calculator

Using your standardized z-score, you can use this calculator to convert that score to a confidence level for either one-sided or two-sided A/B tests.

Sample Size Calculator
Sample Size Calculator

Calculate the sample size necessary to reach 95% confidence with your current conversion rate and desired lift.

Chi Square Calculator
Chi Square Calculator

Determine if the applied recipe influences conversion by measuring the distance of the actual counts from those that would be expected if they were not related.