Advanced A/B testign statistical tools

State of the art statistics for A/B tests

Address the leading reason for failure in online experimentation - poor use of statistical methods.

Up to 80% faster tests. Unrivaled statistical rigor. Experiments planned for optimal business returns.

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Faster tests icon Act faster with AGILE sequential testing

Benefit from winners earlier and cut losers as quickly as possible to maximize revenue without compromising your test’s statistical guarantees.

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ROI-optimal tests icon Plan A/B tests with optimal business returns

Run tests with the right confidence requirements and for just as long as needed. Achieve optimal balance of business risk and reward with our unique test ROI optimizer.

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Robust statistics icon Enjoy statistical results you can trust

Statistically rigorous online A/B tests have never been as easy to plan and analyse. Revenue-based metrics help convince stakeholders and drive action.

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A/B Testing Hub

A/B testing statistics done right

A/B testing calculator

Smart and rigorous statistics are often the missing driver of success for CRO & UX teams.

Free online tools are too simple, inefficient, and invite malpractice. Many others appear statistically sound yet make compromises with the very essence of what that means. Claims of tests optimal for your business are made while failing to take any business metrics as input.

The A/B testing hub changes all that and helps you make the most of your online A/B tests.

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“Unrivaled statistical rigor combined with a unique method for planning tests for optimal business returns”

Georgi Georgiev

Georgi Georgiev
Founder of Analytics Toolkit and Author of Statistical Methods in Online A/B Testing

Knowing your way around stats?

You can use any of our statistical tools as a standalone calculator as well:

Supported API connections

Analytics Toolkit Data API Analytics Toolkit Reporting API MixPanel

Analytics Toolkit has been used by thousands of businesses

“The value added to our agency by these tools is tremendous. I would say it provides Inflow with the best bang for the buck out of any tool we pay for.“

Chris Hickey
Director of Inbound Services, InFlow


Learning Center

Level up your knowledge of A/B testing statistics

All our content is by Georgi Georgiev who literally wrote the book on statistics in online A/B testing!

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Sequential Testing is About Improving Business Returns

Sequential testing not only results in a higher testing velocity, it actively reduces the costs of testing and improves business returns...

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