Built for operators

Free business & finance
calculators that just work.

Margins, taxes, hourly rates, break-even, runway. Real formulas, current data, no signup, no ads above the calculator.

Margins & Pricing

3 calculators

Free profit margin calculator. Enter cost and selling price to instantly see your margin percentage, markup, and gross profit.

Calculate your selling price from cost and markup percentage. See the equivalent profit margin and revenue needed for your target profit.

Calculate sale prices and savings instantly. Enter original price and discount percentage to see your final price.

2 calculators

Calculate sales tax for any US state and city. See combined state and local tax rates with your total including tax.

Estimate your self-employment tax, income tax, and quarterly payments. See your total tax burden and take-home pay as a freelancer.

2 calculators

Calculate your ideal freelance or consulting hourly rate based on your income goals, expenses, taxes, and billable hours.

Convert salary to hourly rate or hourly to salary instantly. See daily, weekly, monthly, and annual equivalents.

3 calculators

Calculate your break-even point in units and revenue. See how many sales you need to cover your costs and start profiting.

Calculate return on investment for any business decision. See total ROI, annualized return, and net profit from your investment.

Calculate how long your cash will last. See your burn rate, runway in months, and when you'll hit profitability.