Run your numbers before you make the move
45 interactive calculators built on honest math and live data. Slide the controls, watch the chart respond, and walk away knowing exactly where you stand. No signup, no paywall, no hype.
Pick a calculator
Every tool runs right in your browser and updates the moment you move a slider. Grouped by what you are trying to figure out.
6 tools
Debt Payoff Calculator
Find your debt free date and the interest you will pay.
Free toolAuto Loan Calculator
See the real monthly payment and total interest before you sign at the dealership.
Free toolStudent Loan Calculator
Know your monthly payment and the true lifetime cost of your student debt.
Free toolPersonal Loan Calculator
See your monthly payment and total interest before you take a personal loan.
Free toolCredit Card Payoff Calculator
See how long minimum payments really keep you in debt and what they cost.
Free toolDebt-to-Income Ratio Calculator
See the debt ratio lenders use to decide whether you qualify.
7 tools
Mortgage Calculator
Estimate your monthly payment and lifetime interest in seconds.
Free toolRent vs. Buy Calculator
See whether renting or buying costs you less over the years you plan to stay.
Free toolHome Affordability Calculator
See the home price your income and down payment can realistically support.
Free toolMortgage Refinance Calculator
See your monthly savings and the month your refinance pays for itself.
Free toolMortgage Payoff Calculator
See how much faster and cheaper your mortgage ends when you pay a little extra.
Free toolFull Mortgage Payment (PITI) Calculator
See your true monthly housing cost, not just the loan part, before you ever sign.
Free toolClosing Cost Estimator
Know the cash you need at the table beyond your down payment.
12 tools
Compound Interest Calculator
Watch small monthly deposits curve into serious money over time.
Free toolRetirement Calculator
Project your nest egg and the monthly income it could support.
Free tool401(k) Calculator
Watch your retirement balance grow and see how much the employer match adds.
Free toolRoth vs. Traditional IRA Calculator
See which account leaves you more after taxes for your own tax situation.
Free toolFIRE Calculator
Find your financial independence number and how many years stand between you and it.
Free toolNet Worth Calculator
Get one clear number that sums up your whole financial picture.
Free toolRMD Calculator
Find the minimum you must withdraw from your retirement account this year.
Free toolSocial Security Estimator
See roughly how your monthly benefit changes with the age you claim.
Free toolLump Sum vs. Dollar-Cost Averaging
Compare investing it all now against spreading it out over time.
Free toolDividend Reinvestment (DRIP) Calculator
See how much more your portfolio can grow when you reinvest dividends instead of spending them.
Free toolReal Return Calculator
Find out what your investment return is actually worth once inflation is taken out.
Free toolRule of 72 Calculator
Estimate in seconds how many years it takes for your money to double at a given return.
7 tools
Paycheck Take-Home Calculator
See what actually lands in your account after taxes and deductions come out of each paycheck.
Free toolFederal Income Tax Calculator
Estimate the federal income tax you owe and see your effective and marginal rates.
Free toolSelf-Employment Tax Calculator
Know how much self-employment tax you owe so you can set money aside before it is due.
Free toolCapital Gains Tax Calculator
Estimate the tax on your long-term investment gains based on your income level.
Free toolSalary to Hourly Converter
Translate an hourly wage into weekly, monthly, and yearly pay in one quick step.
Free toolOvertime Pay Calculator
See your full weekly pay when overtime hours are paid at a higher rate.
Free toolPay Raise Calculator
See what your raise is really worth after inflation takes its cut.
10 tools
Currency Converter
Convert more than 30 currencies with live European Central Bank rates.
Free toolSavings Goal Calculator
See exactly when you will hit your savings target.
Free toolInflation Calculator
See what inflation quietly does to your money over time.
Free tool50/30/20 Budget Calculator
Turn one paycheck number into a complete budget.
Free toolEmergency Fund Calculator
Find your target cushion and the date you will reach it.
Free toolCD Calculator
Know exactly what your certificate of deposit will be worth at maturity.
Free toolCollege Savings (529) Calculator
See whether your 529 plan is on track to cover four years of college.
Free toolCost of Raising a Child Calculator
Estimate the 18-year cost of raising your children before college.
Free toolHSA Calculator
See how a health savings account can grow tax-free over decades.
Free toolGas & Trip Cost Calculator
Know the fuel cost of any drive before you turn the key.
2 tools
Crypto Profit/Loss Calculator
See your crypto trade profit or loss after fees are taken out.
Free toolCrypto DCA Calculator
See how steady monthly crypto buys would have grown or shrunk.
1 tool
The Flourish Letter
One useful money idea every Friday, with the interactive chart so you can check the math. Free. Welcome path: free printable toolkit (calendar, debt sheet, raise script, and more).