Conversion Rate Optimization
Calculate Conversion Rate Optimization instantly with the exact formula and a worked example.
Conversion Rate Optimization
Visitors before changes
Conversions before changes
Visitors after changes
Conversions after changes
Conversion rate uplift
20%
Conversion rate before
3%
Conversion rate after
3.6%
Change, pp
0.6
Confidence in the difference
98.2%
More about: Conversion Rate Optimization
What it calculates
The “Conversion Rate Optimization” calculator computes Conversion rate uplift in % from 4 parameters: visitors before changes, conversions before changes, visitors after changes, conversions after changes.
A core calculation for studying, engineering tasks, and checking solutions.
Example calculation
With parameters Visitors before changes = 10,000, Conversions before changes = 300, Visitors after changes = 10,000, Conversions after changes = 360 the result is 20 %.
How to use
- Enter visitors before changes, conversions before changes, visitors after changes and conversions after changes — each field above is adjustable with a slider.
- Conversion rate uplift (%) is calculated automatically as you type.
- Check the worked example below to see the formula applied to real numbers.
- Copy the result or bookmark this calculator.
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FAQ
How is Conversion Rate Optimization calculated?
The Conversion Rate Optimization calculator computes Conversion rate uplift (in %) from visitors before changes, conversions before changes, visitors after changes, conversions after changes. Enter your values above and the exact formula is applied instantly; a worked example with real numbers is shown below.
Is the Conversion Rate Optimization calculator free?
Yes. It is completely free, needs no signup, runs entirely in your browser, and sends no data to any server.
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