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Financial Calculators

Take control of your finances with powerful calculators designed for loans, investments, and business decisions. Our financial tools help you understand the true cost of borrowing, project investment returns, and make data-driven decisions about major purchases. Whether you're evaluating a mortgage, planning for retirement, or analyzing business performance, these calculators provide the clarity you need to make confident financial choices.

30 calculators in this category

Annuity Calculator
Financial
Future & present value of regular payments (ordinary or due).
APR → APY
Financial
Convert APR to APY with compounding.
Break-even Point
Financial
Units to break even: fixed / (price - variable).
Compound Interest
Financial
Future value with monthly contributions.
Credit Card Payoff
Financial
Estimate months to payoff with fixed monthly payment.
Debt Payoff Calculator
Financial
Calculate months to become debt-free. Compare your payment vs minimum payment.
Dollar Cost Averaging (DCA)
Financial
Compare lump sum vs periodic investing. Calculate per-period investment amounts.
Emergency Fund Calculator
Financial
Calculate how much emergency savings you need and how long to build it.
FIRE Calculator (Financial Independence)
Financial
Calculate your FIRE number, years to financial independence, and Coast FIRE.
Future Value
Financial
FV from present value with rate.
Inflation Calculator
Financial
Calculate future/past purchasing power with custom inflation rates.
Loan Amortization (Extra Payments)
Financial
See how extra monthly payments reduce loan term and interest.
Loan Calculator
Financial
Monthly payment + total interest.
Margin / Markup
Financial
Compute margin% and markup% from cost and price.
Mortgage Calculator
Financial
Monthly PITI+HOA estimate.
Mortgage Refinance Calculator
Financial
Compare current vs new mortgage. Calculate break-even point and lifetime savings.
Present Value
Financial
PV of a future amount with discount rate.
Rental Yield Calculator
Financial
Calculate gross yield, net yield, and cash-on-cash return for rental properties.
Retirement Age Calculator
Financial
Project your retirement savings and income based on age, contributions, and returns.
Retirement Withdrawal (4% Rule)
Financial
Test if your portfolio can sustain withdrawals for retirement using the 4% rule.
ROI Calculator
Financial
Return on investment (%).
Rule of 72 / 114 / 144
Financial
Quick mental math: years to double, triple, or quadruple your money.
Salary Cost of Living Comparison
Financial
Compare salary purchasing power between US cities with cost of living adjustment.
Savings Goal Calculator
Financial
Calculate monthly savings needed to reach a financial goal.
Simple Interest
Financial
Total = P + P·r·t.
Social Security Benefit Estimator
Financial
Estimate your Social Security benefit at different claim ages (62-70).
Stock Options Calculator
Financial
Calculate intrinsic value, time value, break-even, and total cost for call/put options.
Tip Calculator
Financial
Tip amount and total bill.
US Federal Tax Bracket Calculator
Financial
Calculate federal tax, effective rate, and marginal bracket for 2024.
VAT / GST Calculator
Financial
Add or remove VAT/GST from an amount with custom rates.

Popular Use Cases

  • ✓Calculate monthly mortgage payments and total interest costs
  • ✓Compare investment returns with compound interest projections
  • ✓Determine loan payoff timelines with extra payments
  • ✓Evaluate business ROI and break-even points
  • ✓Plan retirement savings goals and withdrawal strategies

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loan calculatormortgage calculatorcompound interestinvestment calculatorfinancial planning