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Professional financial calculators for business and personal use. Calculate ROI, mortgage payments, compound interest, break-even points, loan amortization, VAT, and sales tax — with instant results and exportable data.
Ad spend ROI and unit economics calculator.
Scenario modeling for CAC, LTV, margin, and net profit with growth lever prioritization.
Estimate contribution margin, break-even units, break-even revenue, and target-profit sales volume.
Project future value, total contributions, and interest earned with recurring monthly additions.
Calculate return on ad spend, break-even ROAS, CPA, CPC, and margin-aware paid acquisition thresholds.
Estimate monthly payment, amortization, escrow, and early payoff savings.
Calculate payment, total interest, fees, and early repayment savings.
Compute net, VAT, and gross totals with country rates and discounts.
Add or extract sales tax with state and local rates, shipping and discounts.