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Free Financial Calculators

The same math our members use in the Wealth System worksheets — free, instant, and private. Your numbers never leave your browser.

Mortgage Calculator

Full monthly payment with taxes, insurance, HOA & PMI — plus total interest and a year-by-year schedule.

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Auto Loan Calculator

Car payment with trade-in and sales tax — and what stretching to 72 or 84 months really costs.

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Compound Interest Calculator

Watch contributions become wealth, doubling by doubling — with the Rule of 72 built in.

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Loan Payoff Calculator

How much time and interest an extra monthly payment saves on any loan. The answer is usually 'a lot.'

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Credit Card Payoff Calculator

Your real debt-free date — and the decades-long cost of the minimum-payment trap.

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Rent vs Buy Calculator

The honest version — full ownership costs AND the renter's invested down payment, with your break-even year.

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Retirement Calculator

Your freedom number (25× spending), your projected nest egg, and the monthly amount that closes the gap.

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Debt Payoff Planner

All your debts, one plan — snowball vs avalanche compared side by side with your debt-free date.

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Savings Goal Calculator

Any goal, solved both ways: how long at your monthly amount, or how much per month for your deadline.

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50/30/20 Budget Calculator

Your needs/wants/savings targets from take-home pay — and where your actual spending drifts.

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Emergency Fund Calculator

How much wall your life needs — 3, 6, or 9 months — and how fast you can build it.

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Real Hourly Wage Calculator

Salary ÷ real hours, minus work costs. What an hour of your life actually sells for — and what purchases cost in life-minutes.

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Lifetime Interest Bill

The number banks never mail you: total interest across every debt you carry on the current path.

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Rule of 72 Calculator

How fast money doubles at any rate — for you in investments, against you in debt.

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Inflation Calculator

What today's dollars really buy later, and what 'safe' cash quietly loses every year.

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Net Worth Calculator

Own minus owe — your one-number starting line, with US medians by age for context.

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Like these? The full Wealth System turns this math into a step-by-step plan for your money.

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