FREE RESOURCES
Tools to test with method.
The calculators we use with our clients to frame a test before launch, decide based on reliable results, and work out what all of it costs.
Price test
E-commerce price increase calculator
Measure in one minute what a visitor really earns you, once product cost, fulfillment, payment fees and returns are deducted.
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Before the test
A/B test pre-test calculator
Estimate how long your test should run and the smallest uplift it can detect, based on your traffic and conversion rate.
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After the test
A/B test results calculator
Check whether your variant really wins: significance, confidence interval, remaining traffic and revenue impact.
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Our fees
Performance-based fee calculator
What a performance-based engagement would cost you, testing tool included, and what you would keep once everything is deducted.
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Want an expert eye on your tests?
We’ll frame your hypotheses, test duration and how to read the results, in 30 minutes.