Money calculators
Work out what a loan really costs, how savings compound, and what a long-term plan could be worth. Every projection shows the assumptions behind it.
- Amortization ScheduleEvery payment on a loan, month by month, with dates and the interest crossover.
- Loan PaymentMonthly payment, total interest and a full amortization schedule.
- Debt SnowballPay off several debts in order, and see what snowball costs against avalanche.
- Credit Card PayoffHow long a card takes to clear, and what paying only the minimum really costs.
- Personal LoanPayment and true cost of a personal loan, including origination fees.
- Savings GoalWhat to put away each month to hit a target, or how long it will take.
- Break-EvenHow many units cover your fixed costs, and what happens if you sell fewer.
- Compound InterestGrowth of a balance with regular contributions and any compounding frequency.
- Investment GrowthProject a portfolio with contributions, fees and inflation applied.
- 401(k)What contributing really costs your paycheck, and whether you are leaving employer match behind.
- RetirementSavings at retirement, what it supports in income, and any shortfall.
- Roth IRARoth growth, contribution limit and whether your income phases you out.
- InflationWhat an amount is worth in another year, using official CPI data.
- Markup & MarginThe two numbers people confuse, and what the confusion costs per sale.
- ROIReturn on investment as a total percentage and an annualized rate.
- Income TaxYour 2026 federal income tax, bracket by bracket, with the new tips, overtime and senior deductions.
- Capital Gains TaxFederal tax on selling stocks, funds or other investments in 2026 — at 0%, 15% or 20% — with losses netted.
- Interest RateThe interest rate a loan is charging, worked out from the amount, the monthly payment and the term.
- Debt-to-IncomeWork out your front-end and back-end debt-to-income ratios and see how they compare with FHA and conventional mortgage limits.
- Wedding BudgetSplit a wedding budget across venue, catering, photography and nine more categories, in the proportions real couples spent in 2025.
- Cost of a ChildUSDA’s estimate of what it costs to raise a child to 18, by income and family size and category by category, in today’s dollars.