Runway, burn, unit economics, and keeping the lights on.

A founder-first guide to building a startup financial model: the exact tabs, formulas, assumptions, scenarios, and checks you need to forecast cash and raise with confidence.

A first-principles way to price your product when you have no data — value metrics, tiers, and the mistakes that quietly cap your growth.

A spreadsheet you can build in an hour that turns fear about money into a decision you can make.