Free tools

Calculators for operators who care about the unit economics.

The same models we use inside client engagements to pressure-test ideas before we ship them. Free, no email required.

Forecasting

CRO ROI Calculator

See exactly how much revenue you could unlock from the traffic you’re already paying for. 12-month forecast with break-even analysis.

Experimentation

Two-tailed z-test for proportions. Drop in visitors and conversions, get confidence, p-value, and relative lift.

Pricing

Model the net impact of offering free shipping above a threshold. Break-even lift, scenario matrix, and per-bucket margin impact.