Financial Calculators
Mortgages, loans, investments, taxes and business maths. Every tool below is free, works instantly in your browser, and shows the formula it uses.
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Most popular
Mortgage Calculator
Estimate monthly mortgage payments with taxes, insurance and PMI.
Loan Calculator
Work out payments, total interest and payoff time for any loan.
Compound Interest Calculator
See how savings grow with compounding and regular contributions.
Income Tax Calculator
Estimate federal income tax, effective rate and take-home pay.
All financial calculators
Auto Loan Calculator
Calculate car loan payments including trade-in, tax and fees.
Interest Calculator
Find simple or compound interest earned on any principal.
Investment Calculator
Project investment growth from contributions and expected return.
Retirement Calculator
Estimate the nest egg you will have and what it pays out.
Payment Calculator
Solve for monthly payment or the term needed to clear a debt.
Sales Tax Calculator
Add or remove sales tax and VAT from any price.
Salary Calculator
Convert between hourly, weekly, monthly and annual pay.
Tip Calculator
Split the bill and work out a fair tip per person.
Discount Calculator
Find the sale price and how much a discount saves you.
Currency Converter
Convert between major world currencies at a set rate.
Inflation Calculator
See what money from one year is worth in another.
ROI Calculator
Measure return on investment and annualised ROI.
Profit Margin Calculator
Calculate gross, operating and net profit margin.
Markup Calculator
Convert between cost, markup percentage and selling price.
Invoice Calculator
Build an invoice total with line items, tax and discounts.
Break-Even Calculator
Find the units and revenue needed to cover your costs.
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