Financial tools
Free calculators and interactive resources, from debt payoff strategies to tax optimization.
Tool categories
41 interactive tools across 6 categories. Every one is free and runs in your browser.
All financial tools
Family & household
Paychecks, childcare and the cost of living for families planning together
- Use tool
Paycheck calculator
NewEstimate take-home pay per paycheck after federal tax, Social Security, Medicare, state tax and pre-tax deductions, using 2026 brackets
Beginner 3 minutes
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Childcare cost calculator
NewSee whether a second income still pays after marginal taxes, childcare and the costs of going to work
Intermediate 5 minutes
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Inflation calculator
NewSee what today's money buys in the future, and what past dollars are worth now, using US inflation since 2000
Beginner 2 minutes
Debt & credit
Tools to manage debt, improve credit, and optimize payment strategies
- Use tool
Debt payoff calculator
Most popularCompare debt payoff strategies including avalanche and snowball methods to save on interest payments
Beginner 5-10 minutes
- Use tool
Credit score ranges guide
Understand what constitutes a good credit score, learn about credit ranges from 300-850, and get expert tips for improvement
Beginner 10-15 minutes
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Auto loan calculator
Calculate monthly payments, total interest, and compare loan terms for your next vehicle purchase
Beginner 3-5 minutes
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Credit card payoff calculator
Find out how long it takes to pay off credit card debt and how much extra payments can save you
Beginner 3-5 minutes
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Student loan calculator
Compare repayment plans, calculate payoff timelines, and see the impact of extra payments
Intermediate 5-10 minutes
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Loan calculator
NewWork out the monthly payment, total interest and payoff date for a personal loan, car loan or any fixed-rate loan, with an amortization schedule
Beginner 2 minutes
Tax planning
Calculators to maximize deductions, minimize taxes, and optimize strategies
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Tax deductions calculator
Maximize your tax refund by comparing itemized vs standard deductions and finding overlooked deductions
Intermediate 15-20 minutes
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HSA tax benefits calculator
Calculate triple tax advantages and optimize your Health Savings Account contributions for maximum benefit
Intermediate 5-10 minutes
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HSA calculator
Maximize your Health Savings Account with triple tax advantage calculations and investment projections
Intermediate 5-10 minutes
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Income tax calculator
Calculate your federal and state income taxes with bracket-by-bracket breakdown and deduction analysis
Intermediate 5-10 minutes
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RMD calculator
NewYour required minimum distribution this year and every year after, using the IRS Uniform Lifetime Table and the SECURE 2.0 start ages
Beginner 2 minutes
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Roth conversion calculator
NewThe tax a conversion costs this year, which brackets it fills, and whether it beats staying pre-tax by the time you withdraw
Intermediate 5 minutes
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Capital gains tax calculator
NewFederal and state tax on this year's investment gains, with long-term gains stacked across the 0%, 15% and 20% brackets and the 3.8% surtax
Intermediate 4 minutes
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Estimated tax calculator
NewQuarterly estimated payments that keep you inside the IRS safe harbor, after withholding, with due dates and the penalty for skipping
Intermediate 4 minutes
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Estate tax calculator
NewFederal and state estate tax with the 2026 exemption, portability of a spouse's unused exemption, and what passes to heirs
Intermediate 4 minutes
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Crypto tax calculator
Calculate capital gains taxes on cryptocurrency transactions with support for multiple accounting methods
Advanced 10-15 minutes
Investment tools
Resources for portfolio optimization and investment tax strategies
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Tax-loss harvesting calculator
Optimize your investment taxes by calculating potential savings from harvesting capital losses
Advanced 10-15 minutes
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Compound interest calculator
PopularSee how your money grows over time with the power of compound interest and regular contributions
Beginner 3-5 minutes
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Savings goal calculator
Plan how to reach your savings goal with monthly contributions and investment returns
Beginner 3-5 minutes
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Emergency fund calculator
Calculate your ideal emergency fund size based on expenses, employment type, and risk factors
Beginner 5-10 minutes
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Dividend income calculator
Project your dividend income growth with DRIP reinvestment and dividend growth rate modeling
Intermediate 5-10 minutes
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FIRE calculator
AdvancedCalculate your Financial Independence, Retire Early number and track your path to freedom
Advanced 10-15 minutes
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College cost calculator
Estimate future college costs and plan your 529 savings strategy for your child's education
Intermediate 5-10 minutes
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Social Security estimator
Estimate your Social Security benefits and compare claiming ages to maximize lifetime income
Intermediate 5-10 minutes
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401(k) calculator
NewProject your 401(k) balance at retirement with employer match, salary growth and the 2026 contribution limits
Beginner 3 minutes
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Retirement withdrawal calculator
NewSee how long your savings last with inflation-adjusted withdrawals, growth and Social Security or pension income
Intermediate 4 minutes
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Coast FIRE calculator
NewFind the amount invested today that grows into a full retirement by your target age with no more contributions, and the age you can stop saving
Beginner 3 minutes
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Monte Carlo retirement calculator
NewRun 1,000 simulated market futures to see the odds your savings last, the range of outcomes and how each withdrawal rate holds up
Intermediate 5 minutes
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Sequence of returns calculator
NewReplay your retirement through every start year since 1928 with real S&P 500, Treasury and inflation history to find the rate that survived them all
Intermediate 5 minutes
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72(t) SEPP calculator
NewWork out penalty-free early IRA withdrawals under the amortization, annuitization and RMD methods, and how long the series must run
Advanced 4 minutes
Insurance tools
Calculators to find the right coverage and reduce insurance costs
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Health insurance affordability calculator
Determine if health insurance is affordable under ACA guidelines and explore plan options
Beginner 5-10 minutes
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Auto insurance savings calculator
Find discounts and optimize your auto insurance coverage to reduce premiums while maintaining protection
Beginner 10-15 minutes
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Medicare IRMAA calculator
NewYour 2026 Part B and Part D premiums with the income-related surcharge, which tier you are in and how far to the next one
Beginner 2 minutes
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ACA subsidy calculator
NewYour 2026 Marketplace premium tax credit from income, household size and the benchmark plan, with the 400% income cliff flagged
Beginner 3 minutes
Home & mortgage
Tools for homeowners to optimize costs and understand obligations
- Use tool
Property tax calculator
Estimate property taxes, explore exemptions, and understand appeal processes to reduce your tax burden
Intermediate 10-15 minutes
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Home affordability calculator
NewFind the maximum home price you can afford from income, debts and down payment, with taxes, insurance, HOA and PMI included
Intermediate 5 minutes
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Mortgage refinance calculator
NewCompare your current mortgage with a refinance: new payment, break-even point, lifetime interest and a plain verdict
Intermediate 3 minutes
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Rent vs buy calculator
Compare the true cost of renting vs buying a home with net worth projections and breakeven analysis
Advanced 10-15 minutes
Why use our financial tools?
Always free
All our tools are completely free to use with no hidden fees or premium features locked behind paywalls.
Real-time calculations
Get instant results as you input your data with live calculations and dynamic updates.
Privacy protected
Your data stays in your browser. We don't collect or store any personal financial information.
Expert-designed
Built by financial professionals using industry-standard formulas and best practices.
User-friendly
Intuitive interfaces designed for both beginners and advanced users with clear explanations.
Actionable results
Get specific recommendations and next steps based on your calculations and financial situation.
By the numbers
What the data says
- Q2 2025
$18.39 trillion
Total US household debt
Up $185 billion in the quarter. Mortgages are $12.94 trillion of it.
Source: Federal Reserve Bank of New York, Household Debt and Credit Report - 1928 to 2024
~10% a year
Long-run average annual return of the S&P 500 including dividends
Before inflation, 1928 to 2024, with wide swings year to year
Source: NYU Stern, Aswath Damodaran historical returns dataset - 2022 survey
$192,900
Median net worth of US families
The mean is about $1.06 million, pulled up by the wealthiest households
Source: Federal Reserve, Survey of Consumer Finances
National figures from the sources shown, as of the period on each card. They are context, not a forecast or advice for your situation.
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