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Financial Calculators

Mortgage, retirement, investing, debt, tax, and paycheck calculators. Each one runs in your browser and shows its math.

Mortgage & Home Calculators

Mortgage & Affordability

Monthly payment with taxes, insurance, and PMI, plus how much house your income supports.

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How Much House Can I Afford?

Max price from income, debts, and down payment under lender 28/36 rules.

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Rent vs. Buy

Net worth on each path, the break-even year, with all the transaction costs in.

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Mortgage Refinance

Monthly savings and the true break-even on closing costs, old loan vs. new.

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HELOC & Home Equity

How much you can borrow, interest-only draw costs, and the repayment jump.

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Retirement & Investing Calculators

Retirement Savings Planner

Project savings to and through retirement, with drawdown and Monte Carlo modes.

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Compound Interest

How a balance and steady contributions grow, and how much is your money vs. the market's.

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401(k) & Employer Match

What your contribution rate means at retirement, and the free match you may be missing.

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Roth vs. Traditional

Pay tax now or later? Equal-cost comparison with a break-even retirement rate.

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FIRE: Years to Independence

Your savings rate sets the date. FIRE number and years to financial independence.

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Coast FIRE

The balance today that grows into a full retirement on its own — so you can stop saving.

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Where Can I Retire?

Map your portfolio to 59 world cities and see where it already buys you a comfortable retirement.

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Social Security Break-Even

Claim at 62, full retirement, or 70? The checks compared and the break-even age.

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Net Worth

Add up assets minus debts, see the mix, and track the number that actually matters.

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Savings Goal

How long to reach a target, or the monthly amount that gets you there on time.

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Required Minimum Distribution

What the IRS makes you withdraw from retirement accounts each year after 73.

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Lump Sum vs. Dollar-Cost Averaging

Invest all at once or spread it out? Thousands of simulated markets weigh the odds.

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Dividend Income

The income snowball: dividend growth plus reinvestment and yield on cost.

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College Savings

529-style projection against rising tuition: coverage and the contribution that funds it.

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Debt & Loan Calculators

Debt Payoff

Snowball vs. avalanche: payoff dates, total interest, and the order to attack debts.

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Credit Card Minimum Payment

What paying only the minimum really costs in years and interest.

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Auto Loan

Payment with sales tax, trade-in, and negative equity, plus what each term costs.

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Student Loan Payoff

Standard vs. extra payments vs. income-driven with forgiveness, three roads priced.

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Loan Comparison

Three offers ranked by true effective APR so fees and points can't hide.

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Tax & Paycheck Calculators

Take-Home Pay

Gross salary to net: 2026 federal brackets, FICA, pre-tax benefits, and state rate.

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Bonus Tax

The flat 22% withheld vs. what your bonus actually owes — refund or surprise bill.

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Hourly ↔ Salary

Convert wage to salary and back, with take-home and your true rate per hour worked.

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Self-Employment Tax

The real 1099 bill: both halves of FICA, the QBI deduction, and quarterly payments.

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Capital Gains Tax

Short- vs. long-term tax on a sale, the 0/15/20% brackets, and the NIIT surtax.

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Job Offer Comparison

Salary, bonus, match, PTO, and cost of living reduced to one honest number.

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Inflation & Purchasing Power

What today's dollars buy tomorrow, and what investing does to the tax on cash.

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Everyday Money Calculators

Emergency Fund

How many months you need, how covered you are, and when the fund will be full.

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Car Lease vs. Buy

Leasing rents the best years; buying keeps the car. Cumulative cost of each.

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Also see the 2026 reference tables and the finance glossary.

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