How significant
are your A/B tests?

Use this A/B test calculator to tell
whether your A/B test is statistically significant
to make truly data‑driven decisions.

Audience:

Converted:

Conversion rate: 46.67%

Audience:

Converted:

Conversion rate: 30.95%

Your results

Variant "A" converted 51% better than Variant "B".

96%

We are 95.75% confident that the changes in Variant "A" will improve your conversion rate.

Over 90%

Under 90%

This is a sufficient rate of statistical significance.