Financial.

Estimate monthly payments, total interest, and full amortization for a home loan.

Monthly payment, interest, and payoff schedule for any fixed-term loan.

Full month-by-month breakdown of principal vs interest for any fixed-term loan.

Solve for monthly payment, term, or loan amount given the other two.

Monthly payment on a car loan including sales tax, trade-in, and down payment.

True Annual Percentage Rate on a loan, including upfront fees.

Compare your current mortgage to a refinance and find the break-even point.

Months to pay off a debt at a chosen monthly payment.

Project a 401(k) balance including your contribution, employer match, and expected return.

Project growth of savings with regular contributions and compounding.

Interest without compounding — useful for short-term loans and bonds.

Compute annualized return (CAGR) and total gain for an investment.

What a future sum is worth in today's dollars at a chosen discount rate.

What a present sum will be worth in the future at a chosen growth rate.

Return on investment as a percentage and annualized rate.

Project your retirement nest egg and monthly income in retirement.

Split a bill, add a tip, and get each person's share.

Compute sales tax on a purchase or reverse-calculate pre-tax price.

Estimate US federal income tax for 2024 brackets (single or married filing jointly).

Convert between hourly, weekly, monthly, and annual pay.

Convert between major currencies using indicative reference rates.

See how purchasing power changes over time at a given inflation rate.

Project a tax-free Roth IRA balance from your annual contribution and expected return.

Estimate a Traditional IRA balance and pre-tax vs after-tax value at retirement.

Required Minimum Distribution from a Traditional IRA or 401(k) using the IRS Uniform Lifetime Table.

Estimate an annual defined-benefit pension from years of service, final salary, and accrual rate.

Future value of an annuity: fixed periodic contributions growing at a chosen rate.

Lifetime annuity payout calculator: the fixed monthly payment a lump sum will produce over a chosen number of years.

Price a fixed-coupon bond from yield-to-maturity, face value, coupon rate, and years to maturity.

Certificate of Deposit maturity value with any compounding frequency.

See how expense ratios erode long-term returns compared with a low-fee alternative.

Internal rate of return for a series of cash flows (initial outflow then yearly inflows).

Years needed to recover an initial investment from equal annual cash flows.

Months to pay off a credit-card balance at a fixed monthly payment, and total interest paid.

Monthly payment needed to pay off a card balance in your chosen number of months.

Compare paying multiple debts separately vs consolidating them into one lower-rate loan.

Loan repayment with optional extra monthly payment — see how much interest and time you save.

Monthly student-loan payment and total cost over the standard 10-year (or custom) repayment plan.

Total cost of a college education adjusted for tuition inflation, and what to save monthly to cover it.

Split take-home income into Needs, Wants, and Savings using the popular 50/30/20 rule.

How much rent you can afford based on the 30% of gross income rule.

Compare the total cost of renting vs buying over a chosen holding period.

Estimate the maximum home price you can afford using front-end and back-end DTI ratios.

Grow a principal with periodic compounding and optional monthly contributions.

Solve for the implied annual interest rate on a loan from the payment amount.

VA-backed mortgage with funding fee financed into the loan.

FHA mortgage with upfront and annual mortgage insurance premiums.

Solve for down payment amount, percentage, or affordable home price.

Cash flow, cap rate, and cash-on-cash return for a rental investment.

Auto lease monthly payment from cap cost, residual, money factor, and tax.

Straight-line, double declining balance, and sum-of-years digits depreciation schedules.

Compare a manufacturer rebate against a promotional low-APR financing offer.

Break down agent commissions and estimate seller net proceeds.

See how extra monthly payments shrink your payoff time and interest.

Estimate your net paycheck after federal, state, FICA, and 401(k) deductions.

Compare filing as two singles versus married filing jointly to see the marriage bonus or penalty.

Estimate US federal estate tax against the 2025 lifetime exemption.

Estimate US Social Security monthly benefit at ages 62, 67 (FRA), and 70.

Find the monthly contribution required to reach a savings target by a given date.

Compute margin, markup, cost, or price — solve any one from the others.

Compute sales commission, with optional tiered rate above a threshold.

Discount future cash flows to a net present value and estimate the internal rate of return.

Solve any time-value-of-money variable: future value, present value, payment, or number of periods.

Add or remove value-added tax at any rate. Works for UK, EU, GCC, and more.

Apply two sequential discounts and an optional tax to find the true final price.

Find the unit and revenue volume at which fixed and variable costs are covered.