Smarter money decisions, made simple.
Interactive US financial calculators with clear charts, plus plain-English guides on mortgages, taxes, investing and retirement.
Popular calculators
The tools Americans use most to plan big money decisions.
Mortgage Payment
Monthly payment with taxes, insurance, HOA and PMI
Mortgage & HomeHow Much House Can I Afford
Maximum home price from income, debts and down payment
Savings & InvestingCompound Interest
Growth of savings with regular contributions
TaxesFederal Income Tax
2026 tax bracket calculation
TaxesPaycheck
Take-home pay after taxes and deductions
RetirementHow Much Do I Need to Retire
Nest egg target, projection and shortfall
Loans & DebtCredit Card Payoff
Time and interest to clear a balance
Mortgage & HomeRent vs Buy
Compare net worth from renting versus buying
Loans & DebtAuto Loan
Car payment, total interest and term comparison
Retirement401(k)
Projected balance with employer match
Real Estate InvestingRental Property
Cash flow, cap rate and cash-on-cash return
Budgeting & EverydayEmergency Fund
How much to save and how fast to get there
Browse calculators by category
Ten categories, ten calculators each.
Mortgage & Home
Payments, affordability, refinancing, PMI, closing costs and home equity.
Loans & Debt
Auto, personal and card debt: payoff plans, APR, DTI and balance transfers.
Savings & Investing
Compound interest, goals, CDs, dividends, fees, inflation and returns.
Retirement
401(k), IRA, Social Security, RMDs, withdrawal rates and FIRE.
Taxes
Federal income tax, paycheck, capital gains, self-employment and payroll tax.
Budgeting & Everyday
Budgets, emergency funds, net worth, salary conversion and everyday math.
Business & Freelance
Margins, break-even, ROI, pricing, runway and depreciation.
Insurance & Health
Life and disability coverage, HSA, FSA, deductibles and long-term care.
Education & Family
529 plans, college costs, student loans, tax credits and childcare.
Real Estate Investing
Rental cash flow, cap rate, flips, BRRRR, DSCR and house hacking.
Start with your goal
Not sure which calculator you need? Search by intent.
Learn the basics
Guides organized by topic. Pick a category to dive in.
How Mortgages Work
Learn how a mortgage works, from principal and interest to escrow, amortization and the true monthly cost of owning…
Loans & DebtDebt Snowball vs Debt Avalanche
Compare the debt snowball and debt avalanche methods, see how each works and choose the strategy you will actually…
Savings & InvestingThe Power of Compound Interest
See how compound interest turns small, consistent savings into large sums over time, with examples that show the…
Retirement401(k) Basics
A beginner-friendly guide to 401(k) plans, including contribution limits, employer matching, vesting and investment…
TaxesHow Federal Tax Brackets Work (and Why a Raise Never Costs You)
Understand marginal tax brackets, effective rates and the standard deduction using a clear 2026 example.
Budgeting & EverydayHow to Create a Budget That Works
Build a realistic monthly budget in six steps: track income and spending, set priorities, choose a method and review…
Business & FreelanceHow to Price Your Products
Learn three proven pricing strategies and how to calculate a price that covers costs and earns a healthy margin.
Insurance & HealthHow Much Life Insurance Do You Need? The DIME Method and Beyond
Calculate life insurance coverage using the DIME method and income-replacement rules, and learn when a policy is…
Education & Family529 Plans Explained
How 529 plans work, qualified expenses, state tax deductions, impact on financial aid and the Roth IRA rollover option.
Real Estate InvestingRental Property Investing Basics
A beginner guide to rental property investing, covering income, expenses, financing, and the key numbers to analyze…
Instant results
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Private by design
Calculations run in your browser. We never ask for or store your financial inputs.
Built for the US
Federal brackets, retirement limits, FICA and common US loan rules, updated for 2026.
See the picture
Donut, line and stacked charts explain where your money goes and how it grows.
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