🛠️ Tool
✓ Link checked
Free
Intermediate
Why we picked it The original Sean Ellis PMF survey, made freely usable - the fastest way to actually run the 40% test on your own repeat buyers instead of reading about it.
Product/Market Fit Survey
From pmfsurvey.com by Sean Ellis & GoPractice
- Ready-to-use survey template for the "how disappointed would you be" question
- Explains sample size and segmentation needs for a trustworthy score
- Built by the person who originated the 40% benchmark itself
