Choose a practical starting point
Business Calculators
Pick the question closest to the decision in front of you. Each calculator focuses on one relationship, so you can test an assumption without building a full financial model.
Profitability & pricing
Work from unit economics toward a viable price and profit.
- Profit Margin CalculatorCalculate margin and markup, then work backward to a target price or cost.
- Markup CalculatorCompare cost, selling price, markup, margin, and unit profit.
- Break-even CalculatorFind the units and revenue needed to break even or reach a target profit.
- Business ROI CalculatorCalculate return, target profit and revenue, sensitivity, and payback time.
- Pricing CalculatorBuild a unit price from costs, sales volume, and target margin.
Customers & growth
Check what customers cost, contribute, and retain.
- Customer Acquisition Cost CalculatorCalculate CAC, then optionally compare gross-profit LTV, payback, and a target acquisition budget.
- Customer Lifetime Value CalculatorCompare Simple, churn-based, and discounted customer lifetime value.
- Churn Rate CalculatorMeasure the share of customers lost during a selected period.
Cash & survival
Understand monthly cash use and the time it leaves.