Calculators
Five calculators, one honest disclaimer.
Client-side only. Nothing leaves the page — no data collection, no account required. The formulas are standard, the numbers are yours.
Calculator
Pricing calculator
Cost + target margin → recommended price.
Open →Calculator
Profit & margin calculator
Revenue and costs → gross, net and margins.
Open →Calculator
Break-even calculator
How many sales cover your fixed cost.
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Startup-cost estimator
Six categories → a defensible startup budget.
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Loan-repayment estimator
Principal + rate + term → monthly payment (illustrative).
Open →Disclaimer. These are back-of-envelope tools. Do not use the Loan-Repayment Estimator as a substitute for a real lender's quote. Do not use the Profit & Margin Calculator as tax advice. Do use them to sanity-check assumptions before you commit.