Finance Calculators
Return on investment, break-even analysis, compound interest, and core business finance math.
Tools in this category
ROI Calculator
Return on investment with formula and benchmarks.
Break-even Calculator
Break-even units and revenue with visual chart.
CAC Calculator
Customer acquisition cost with LTV:CAC context.
LTV Calculator
Customer lifetime value with subscription and ecommerce models.
Compound Interest Calculator
Compound growth with contributions and visual chart.
Core business finance, simplified
Whether you're evaluating a $500 ad test or a $50,000 equipment purchase, the same four questions apply: what does it cost, what does it return, when does it pay back, and what else could that money do? These calculators give you clean answers to each, with the formula, worked examples, and context to explain what a "good" result looks like in the real world.