Guides

Pricing & Metrics

Putting numbers on an idea: pricing tests and willingness to pay, the signals of product-market fit, and an independent overview of the tools used at each stage of validation.

All Pricing & Metrics guides

3 guides
A launch timeline drawn on a whiteboard during a team retrospectivePricing & MetricsIdea Validation Tools Compared: What to Use at Each StageAn independent overview of the kinds of tools used to validate ideas, from interview scheduling and surveys to landing pages, analytics,…August 11, 2026Two curtained work booths with tables and lamps in a coworking spacePricing & MetricsProduct-Market Fit: The Signals That Matter and How to Measure ThemHow to tell whether you have product-market fit: the Sean Ellis 40% test, flattening retention curves, organic growth and how a casino…July 28, 2026An electronic shelf label showing a reduced price in a supermarketPricing & MetricsPricing Tests: How to Measure Willingness to PayPractical ways to test pricing before and after launch: Van Westendorp, Gabor-Granger, price-page experiments, anchoring and decoys, and…April 14, 2026

Key ideas in this section

  1. Ask what they pay today. Existing spend on workarounds is the best price anchor.
  2. Test the price page. Real offers beat hypothetical survey questions.
  3. Watch retention. A flattening retention curve is the clearest sign of fit.

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Read: how to validate a startup idea →