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Try the compound interest calculatorAll calculators
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Illustrative — 7% assumed, not a forecast. Starts from $10,000, compounded monthly. Open the full calculator with these numbers →
Most-used calculators
See all →Compound Interest Calculator
See how an initial deposit and regular contributions grow over time with compound interest. Adjust rate, frequency and years.
Future value$462,290Example: $10,000 + $500/mo at 7% for 25 yrsPlanningMortgage Calculator
Estimate your monthly mortgage payment with principal, interest, property tax, insurance and HOA, and see the full amortization by year.
PlanningRetirement Calculator
Project your retirement savings, adjust for inflation and compare against the nest egg you need to fund your desired income.
DebtDebt Payoff Calculator
Compare the avalanche and snowball methods, see your debt-free date and how much interest an extra monthly payment saves.
SavingSavings Goal Calculator
Find out how much to save each month to reach a target amount by a deadline, including the interest your savings earn along the way.
PlanningInflation Calculator
See what your money will buy in the future. Calculate future prices, lost purchasing power and cumulative inflation.
InvestingInvestment Return Calculator (CAGR & ROI)
Calculate the compound annual growth rate (CAGR), total return and ROI of an investment and project it forward.
Latest guides
See all →Compound Interest Explained: Formula, Examples and Tips
Compound interest explained in plain English: the formula, a worked example with real numbers, the Rule of 72, and how to make it work for you.
Planning · 8 min readHow Much to Save for Retirement: Rules of Thumb That Work
How much should you save for retirement? Learn the 15% rule, the 4% rule, how age and income change the answer, and how to build your own target.
Saving · 7 min readHigh-Yield Savings Accounts Explained: Are They Worth It?
How high-yield savings accounts work, why online banks pay more, what to check before opening one, and when your cash belongs elsewhere.
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