About the Funnel Completion Rate Calculator
Share of users who complete a whole funnel (e.g. signup or checkout) out of those who started it.
Also known as: completion rate, checkout completion.
How to use this calculator
- Enter completed, started.
- The result updates instantly as you type — press Calculate (or Enter) at any time.
- Open “Step-by-step” to see how the answer was worked out.
- Use Copy result or Share to save the answer or send a link with your inputs.
Formula
Completion rate = Completed ÷ Started × 100
Worked example
Using the values pre-filled in the calculator above:
- Completed = 640
- Started = 2,100
the calculator returns:
- Completion rate: 30.48%
Working
Completion rate = 640 ÷ 2,100 × 100 = 30.4762%