Calculate your Net Promoter Score instantly. Just paste your survey responses below.
Paste scores (0-10) separated by commas, spaces, or newlines.
FeedbackJar collects NPS, feedback, and feature requests directly from your users. No manual calculation needed.
Measure Product-Market Fit using the Sean Ellis 40% rule. Survey your users and discover if you've achieved true PMF.
Calculate your user activation rate to see how well you convert sign-ups into active users. Track onboarding effectiveness and improve retention.
Calculate Customer Acquisition Cost instantly. Understand how much you spend to acquire each customer and optimize your marketing spend.