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Start with the tool whose input field best matches your financial assumptions. This avoids unnecessary options and gets you to a reliable result faster.
23 tools
Finance
Free finance calculators for loans, mortgages, retirement, investing and budgeting. Your data stays on your device, and it also works offline.
Popular tools
Mortgage CalculatorCalculate the loan amount, monthly payment, total interest and balance from property price, down payment, rate and term, fully locally.Compound Interest CalculatorCalculate final balance, contributions and interest from a starting amount, annual rate, term and optional recurring deposits, fully local in your browser.Loan CalculatorCalculate payments, total interest and repayment with optional extra payments, fully local in your browser.
Loans & debt8
Work out payments, interest and remaining balances.
Mortgage CalculatorCalculate the loan amount, monthly payment, total interest and balance from property price, down payment, rate and term, fully locally.Loan CalculatorCalculate payments, total interest and repayment with optional extra payments, fully local in your browser.Auto Loan CalculatorCalculate amount financed, monthly payment, interest and total payments for a vehicle purchase.Loan Amortization CalculatorCalculate payment, remaining balance, interest and amortization from the loan amount, annual rate and initial repayment, fully locally.Loan Overpayment CalculatorCompare loan term, interest and balance with and without one-off or recurring overpayments.Credit Card Payoff CalculatorEstimate how long a credit card balance will take to repay, the interest charged and how a higher payment or promotional rate changes the result.Debt Payoff CalculatorCompare avalanche, snowball and a custom order for up to 25 debts, including payoff time, interest and schedule.Nominal and Effective Interest Rate CalculatorConvert nominal, effective, periodic and continuously compounded interest rates using the compounding frequency.
Saving & investing10
Plan growth, returns and savings goals.
Compound Interest CalculatorCalculate final balance, contributions and interest from a starting amount, annual rate, term and optional recurring deposits, fully local in your browser.Savings CalculatorCalculate projected balance, contributions and interest from current savings, a monthly contribution, time and annual interest.Savings Goal CalculatorCalculate how much to save each month for your goal using current savings, time, interest and optional inflation.Investment CalculatorCalculate ending value, contribution, starting amount, return or duration for a simplified investment plan.Retirement CalculatorEstimate retirement capital, supportable monthly income and a funding gap from savings, contributions, returns, inflation and other income.Inflation CalculatorCalculate how constant inflation or deflation changes prices and purchasing power over time.Currency ConverterConvert currencies using European Central Bank reference rates. Works offline with the last saved rates.CAGR CalculatorCalculate compound annual growth rate, total growth, an ending value, a beginning value or the required duration.ROI CalculatorCalculate ROI, net profit and optional annualized return for an investment entirely locally.Investment Fee CalculatorCompare an investment plan’s ending value with and without ongoing, one-time and transaction fees.
Budget & business5
Keep budgets, net worth and key figures in view.
Budget CalculatorPlan a monthly budget from net income, needs, wants and financial goals, with an optional detailed frequency-based breakdown.Net Worth CalculatorCalculate net worth from assets and liabilities using quick totals or a detailed category breakdown.VAT / GST CalculatorCalculate net, tax and gross amounts from any VAT or GST rate entirely locally.Profit Margin CalculatorCalculate gross profit margin, profit, markup and target prices entirely locally.Break-Even CalculatorCalculate break-even units, revenue and contribution margin, with optional target profit and margin of safety.