Unit economics check
OfficialOfficial · updated Nov 4, 2026 · v1.0.0
Checks CAC, LTV, LTV to CAC, payback, and gross margin from your numbers, shows each formula, and flags definitional mistakes that inflate results.
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When to use it
- Before a fundraise, when a slide shows LTV:CAC or payback
- When marketing and finance report different CAC
What you give it
- Sales and marketing spend and new customers
- ARPA and gross margin
- Churn and how it was calculated
What you get
A table of their vs recomputed metrics with formulas, the definitional issues, and what matters most.
Changelog
- v1.0.0 · Nov 4, 2026 · First release.
Sources
- SaaS Metrics 2.0 – A Guide to Measuring and Improving what Matters (2026-11-04)
- SaaS Metrics 2.0 – Detailed Definitions (2026-11-04)
- Months to Recover CAC | Formula + Calculator (2026-11-04)
- 16 Startup Metrics | Andreessen Horowitz (2026-11-04)
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