Net Promoter Score explained: Measure and improve customer satisfaction

Net Promoter Score explained: Measure and improve customer satisfaction
Micky Weis
Micky Weis

15 years of experience in online marketing. Former CMO at, among others, Firtal Web A/S. Blogger about marketing and the things I’ve experienced along the way. Follow me on LinkedIn for daily updates.

Net Promoter Score (NPS) is one of the most widely used measurement tools within marketing, customer service, and business development.

It is a simple yet highly effective tool for measuring customer loyalty and understanding how likely your customers are to recommend your brand, product, or service to others.

Let’s take a closer look at what Net Promoter Score actually is and how it can be implemented for maximum effect.

What is Net Promoter Score?

Net Promoter Score is a method used to measure customer satisfaction and loyalty on a simple scale.

The method was introduced in 2003 by Fred Reichheld and Bain & Company and has since become a global standard.

NPS is based on one key question:

“How likely are you to recommend [company/product/service] to a friend or colleague?”

Respondents answer on a scale from 0 to 10, where 0 means “not at all likely” and 10 means “extremely likely.”

Based on their responses, customers are divided into three categories:

  • Promoters (9–10): Very satisfied and loyal customers who actively recommend your brand.
  • Passives (7–8): Satisfied but not enthusiastic customers who may not necessarily recommend you.
  • Detractors (0–6): Dissatisfied customers who may harm your brand through negative word of mouth.

The score is calculated by subtracting the percentage of Detractors from the percentage of Promoters. The result is a score ranging from -100 to +100.

Why is Net Promoter Score important?

Understanding customer experience and loyalty is crucial for any business that wants to grow and strengthen its brand. NPS is valuable for several reasons:

  • Insight into customer loyalty: The score shows how strong the relationship between brand and customer is.
  • Predicting growth: Studies show that companies with a high NPS often experience greater growth because loyal customers generate referrals and repeat purchases.
  • Simple and user-friendly: The method is easy to implement, understand, and communicate internally.

Typical uses of NPS

Net Promoter Score can be applied in many different contexts depending on a company’s needs and goals. Its flexibility is precisely what makes it so popular and widely used. Below are some of the most common applications:

Customer satisfaction measurement

One of the most obvious ways to use NPS is to measure customer satisfaction continuously. This allows businesses to gain deeper insight into how customers experience their products, services, or overall brand.

By measuring over time, you can track progress and identify whether new initiatives or changes have a positive or negative impact.

Benchmarking

NPS is often used to compare a company’s performance with competitors or industry averages. This provides a clear indication of how the company performs relative to the market.

A higher score than the average can be used in marketing as proof of customer loyalty, while a lower score may reveal areas for improvement to match or outperform competitors.

Feedback after interactions

Many companies choose to collect NPS immediately after a specific touchpoint in the customer journey – for example, after a purchase, a support inquiry, an onboarding process, or participation in an event.

This approach allows for analyzing customer experiences at individual stages of the journey, enabling targeted improvements.

In this way, NPS can serve as an operational tool that continuously optimizes the customer experience.

Business development

NPS is not only about measurement but also about acting on the feedback collected.

The insights gained can help identify strengths and weaknesses within the company, uncover new customer needs, and even inspire innovation.

A low score from certain segments might indicate untapped potential, while high loyalty in others can point to a strong differentiator worth expanding upon.

How to implement Net Promoter Score

If you want to implement NPS as part of your digital marketing strategy, you can follow a few key steps:

  1. Define your goal: Is your goal to measure overall customer loyalty, or do you want to evaluate specific touchpoints?
  2. Select your audience: Will you measure new customers, existing customers, or both?
  3. Choose the right timing: Consider when it’s most relevant to ask the question – for example, right after a purchase or a support interaction.
  4. Add follow-up questions: To gain more context, include an open-ended question like “What is the reason for your rating?”
  5. Analyze and act: The most important step is to turn insights into concrete actions. Focus on improving experiences for Detractors and retaining Promoters.
  6. Share results internally: Involve the entire organization so that NPS becomes more than just a number – it becomes a development tool.

Best practices for NPS

To gain the full value from Net Promoter Score, it’s important to work systematically with the results.

A good practice is to communicate the score and corresponding feedback regularly within the organization, allowing both management and employees to gain insight – creating transparency and motivation.

It’s also valuable to segment data across different customer groups, as this helps uncover patterns and differences in experience.

By integrating NPS with CRM systems and marketing automation, businesses can turn insights into immediate action – for example, by targeting campaigns and communications based on customer satisfaction levels.

Combining NPS with other metrics like Customer Satisfaction Score (CSAT) or Customer Effort Score (CES) provides a more nuanced view of loyalty, satisfaction, and ease of collaboration.

Is NPS the right tool for your business?

NPS is not a “one-size-fits-all” solution, but it can be a powerful tool when used correctly. For businesses seeking a simple and standardized way to measure customer loyalty, it’s an excellent choice.

If the goal is to understand deeper motivations, emotions, or user journeys, NPS can be combined with other methods such as in-depth interviews, social listening, or usability testing.

How NPS creates real value

Net Promoter Score is an effective and flexible tool that can provide valuable insights into customer loyalty and brand perception.

With a simple approach, businesses can quickly gather actionable feedback that forms a foundation for growth and improvement.

However, as with any measurement method, it’s important to recognize both its strengths and limitations. NPS should never stand alone but rather form part of a broader feedback and analytics program aimed at understanding and improving the customer experience.

By implementing NPS strategically, you can build stronger customer relationships, identify areas for improvement, and ensure that your brand is being recommended to others – one of the most valuable outcomes in digital marketing.

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