Calculators
Calculators. Four instruments.
The math, exposed. Each tool shows the inputs, the formula, and the threshold above which the answer matters.
№ 01Unit economics, solved out loud — CAC, LTV, payback, and the ratio that decides whether scaling helps.4 outputsOpen →№ 02Required monthly growth rate — given a starting point, a destination, and a deadline.4 outputsOpen →№ 03Compound annual growth rate — CAGR, total return, and the annualized average.4 outputsOpen →№ 04A/B test significance — two-proportion z-test at 95% confidence.4 outputsOpen →