A/B Test Calculator
Estimate experiment significance and compare variant outcomes.
Client Sandbox Instant⚡ Auto-Bake
Input conversion rates for Control and Test variants to calculate experiment statistical confidence margins.
Control Variant (A)
Test Variant (B)
About A/B Test Calculator
Measure experiment outcomes. Determine statistical confidence indexes, p-values, and conversion variance metrics.
How to Use the Tool
- Enter visitors and conversion metrics for Variant A (Control).
- Enter visitors and conversion metrics for Variant B.
- Compute confidence metrics and verify statistical significance.
Visual Walkthrough
Interactive Usage Guide
Step-by-step interactive mockup tutorial
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FAQs
What is statistical significance?
The probability that the variance is driven by design revisions rather than random noise.