A customer feedback survey is a structured set of questions that captures how customers feel about your product, service, or support — and the single most valuable question you can ask is: "How likely are you to recommend us to a friend or colleague?" (0–10). That one NPS question benchmarks loyalty, predicts churn, and gives you a number to improve every quarter.
Retaining a customer costs five times less than acquiring a new one. Yet most businesses invest the reverse ratio in marketing vs. retention. Structured feedback surveys close that gap: companies that act on customer feedback see churn drop by up to 15% within two quarters, because they catch dissatisfied customers before they leave quietly.
Types of Customer Feedback Surveys
NPS (Net Promoter Score) — Measures loyalty on a 0–10 scale. Subtract detractors from promoters. Industry standard for benchmarking.
CSAT (Customer Satisfaction Score) — Rates a specific interaction ("How satisfied were you?" 1–5). Fast and transactional.
CES (Customer Effort Score) — Measures how easy it was to get help. "The company made it easy to resolve my issue." Strong churn predictor.
Post-purchase survey — Sent 24–72 hours after a purchase to capture first impressions and spot fulfilment issues early.
Churn survey — Triggered when a customer cancels. The most honest feedback you will ever get; use it to fix the product, not to win them back.
30 Customer Feedback Survey Questions
Satisfaction (CSAT)
- How satisfied are you with your overall experience? (1–5)
- How satisfied are you with the quality of our product?
- How satisfied are you with the value for money?
- Did we meet your expectations today?
- How would you rate your onboarding experience?
- How satisfied are you with the speed of our service?
Product & Features
- Which feature do you use most often?
- Which feature do you find least useful?
- What is one thing our product cannot do that you wish it could?
- How often do you use our product? (Daily / Weekly / Monthly / Rarely)
- How easy is it to use our product? (1–5)
- How well does our product integrate with your existing tools?
Customer Support
- How satisfied are you with the support you received? (1–5)
- How quickly did we resolve your issue?
- Was your issue fully resolved on the first contact? (Yes / No)
- How knowledgeable was the support agent? (1–5)
- What could we have done better during this interaction?
- How easy was it to reach us? (CES 1–7)
Loyalty & NPS
- How likely are you to recommend us to a friend or colleague? (0–10)
- How likely are you to purchase from us again? (1–5)
- How does our product compare to alternatives you have tried?
- Have you recommended us to anyone in the past 90 days? (Yes / No)
- What would make you more likely to recommend us?
Open-Ended
- What is the main reason for your score today?
- What do you like most about our product?
- What frustrates you most about using our product?
- What almost stopped you from buying from us?
- If you could change one thing about our product, what would it be?
- Is there anything else you would like us to know?
- Would you be willing to share your experience as a public review? (Yes / No)
Customer Feedback Survey Best Practices
Keep it short. Five to seven questions maximum. Completion rates drop 20% for every additional question beyond seven.
One thing per question. "How satisfied were you with the speed and quality?" is two questions. Split it.
Avoid leading questions. "How much did you enjoy the experience?" assumes enjoyment. Ask "How was your experience?"
Time it right. Send within 24 hours of a meaningful event: purchase, support close, onboarding complete. Surveys sent a week later get half the response rate and vaguer answers.
Close the loop. Respond to low scores within 48 hours. Customers who receive a follow-up after a bad experience are 70% more likely to stay.
Free Customer Feedback Survey Template (5 Questions)
- How satisfied are you with your overall experience? (1–5)
- How likely are you to recommend us to a friend or colleague? (0–10)
- What is the main reason for your score?
- What do you like most about our product?
- What is one thing we could improve?
This five-question template takes under two minutes to complete, covers CSAT, NPS, and open-ended insight, and works for SaaS, e-commerce, and services.
Turn Positive Survey Responses into Testimonials Automatically
Collecting feedback is only half the job. When a customer gives you a 9 or 10, that is a testimonial waiting to happen — but most businesses let it die in a spreadsheet.
StarHQ automatically identifies promoters from survey responses and sends a one-tap request to convert their positive feedback into a public testimonial or review. No copy-paste, no chasing. Positive responses become social proof on your site within minutes.
Collect feedback and testimonials free →