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Net Promoter Score Calculator

Calculate NPS from promoter, passive and detractor response counts.

Use a consistent reporting periodCheck the calculation below
Customer feedback desk
Customer feedback desk

Promoters: 9–10. Passives: 7–8. Detractors: 0–6.

See the method

Count your survey responses

Runs on your device

Your NPS score

Your result

Let’s calculate.

Use the Calculate button to see your result.

Review the method below for assumptions and conventions.

How to use this tool

  1. Enter promoters (9–10), passives (7–8), detractors (0–6).
  2. Select Calculate to view the result.
  3. Check the method and assumptions below before using the result.

The method, explained

NPS = 100×(promoters−detractors)/(promoters+passives+detractors).

A WORKED EXAMPLE

Using promoters (9–10) = 60 responses, passives (7–8) = 20 responses, detractors (0–6) = 20 responses, the result is 40 points. Change these example inputs to match your task; use the method above to check each step.

Understanding your result

Standard zero-to-ten recommendation scale. NPS ranges from −100 to +100 points and is not a percentage of satisfied customers.

What to keep in mind

Standard zero-to-ten recommendation scale. NPS ranges from −100 to +100 points and is not a percentage of satisfied customers. Use consistent currencies, reporting periods and accounting definitions. This arithmetic estimate excludes items not entered in the form.

Common questions

How do I use this net promoter score calculator?

Calculate NPS from promoter, passive and detractor response counts. Enter promoters (9–10) in responses, passives (7–8) in responses, detractors (0–6) in responses. The starting example is editable; use values for the same system or project.

Which assumptions affect this result?

Standard zero-to-ten recommendation scale. NPS ranges from −100 to +100 points and is not a percentage of satisfied customers.

Methodology maintained by ClarityKit. How these tools are built and checked.