Marketing

Conversion Rate Calculator

Calculate conversion rate from visitors or opportunities and completed conversions.

This rate is a descriptive estimate. Use consistent analytics definitions and attribution windows before comparing campaigns.

How to use this tool

How to use the Conversion Rate Calculator

Enter the total eligible visitors or opportunities and the completed conversions from the same period and funnel step.

Choose the funnel step and reporting period.
Enter eligible opportunities and completed conversions.
Calculate and compare the result with the same definition over time.

Method

Formula or calculation method

Conversion rate = conversions ÷ visitors or opportunities × 100.

Interpretation

What the result means

The result shows the share of eligible opportunities that completed the chosen action. It should be paired with volume, value, cost, and data quality.

Example

Worked example

525 conversions from 15,000 visitors equals a 3.5% conversion rate.

Avoid

Common mistakes

Do not mix users with sessions, compare different conversion events, include bot traffic, or combine mismatched attribution periods.

Best use

When to use it

Use it for landing pages, ecommerce checkout, signup flows, email campaigns, sales stages, or any measurable funnel action.

Common questions