💰 178 Calculators · 25 Topics · Updated April 2026
Finance Calculators
Free financial calculators for mortgages, loans, investments, retirement planning, taxes, and more. Every calculator uses standard financial formulas, amortization, compound interest, time value of money, so you can plan with confidence.
Whether you're buying a home, paying off debt, planning for retirement, or evaluating an investment, the right calculator turns guesswork into a plan. Our finance calculators use the same formulas that banks and financial advisors use, standard amortization for mortgages, compound interest for investments, and IRS-aligned brackets for taxes.
Most Popular
Mortgage Payment Calculator
Calculate your monthly mortgage payment including principal and interest. See total cost over the life of your loan.
Compound Interest Calculator
Calculate how your money grows with compound interest over time. See the power of regular contributions.
FIRE Calculator
Calculate your path to Financial Independence, Retire Early (FIRE) based on savings rate and expenses.
401(k) Calculator
Estimate your 401(k) balance at retirement based on contributions, employer match, and growth rate.
ROI Calculator
Calculate Return on Investment (ROI) as a percentage to evaluate the profitability of any investment.
Car Payment Calculator
Calculate your monthly car payment including price, down payment, trade-in, and loan terms.
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Retirement
23 calculatorsPlan your path to retirement with 401(k), Roth IRA, FIRE, and Social Security calculators. See how savings rate, time horizon, and returns interact to build wealth.
401(k) Calculator
Estimate your 401(k) balance at retirement based on contributions, employer match, and growth rate.
Annuity Calculator
Calculate annuity payments or the lump sum needed to generate a desired income stream.
Early Retirement Calculator
Determine when you can retire early based on your current savings, income, and desired lifestyle.
FIRE Calculator
Calculate your path to Financial Independence, Retire Early (FIRE) based on savings rate and expenses.
Retirement Income Calculator
Calculate how much monthly income your retirement savings can generate.
Retirement Savings Calculator
Estimate how much you need to save for retirement based on your age, income, and goals.
RMD Calculator
Calculate your Required Minimum Distribution from retirement accounts after age 73.
Roth IRA Calculator
Calculate how a Roth IRA grows tax-free over time and compare with traditional IRA returns.
Social Security Calculator
Estimate your Social Security benefits based on income history and retirement age.
401K Contribution Calculator
Calculate how much your 401(k) will grow with employer matching.
Roth vs Traditional IRA
Compare Roth IRA and Traditional IRA to see which saves more.
529 College Savings Calculator
Future value of a 529 plan for a child.
Pension Lump Sum vs Annuity
Decide whether to take the lump sum or annuity.
Social Security Estimator
Approximate monthly benefit at full retirement age.
4% Safe Withdrawal Calculator
How long a retirement portfolio lasts at a given withdrawal rate.
HSA Growth Calculator
Tax-advantaged growth of a health savings account.
Coast FIRE Calculator
Amount you need invested now to never save again.
Lean FIRE Calculator
Early retirement on lean ($40k/yr) expenses.
Fat FIRE Calculator
Early retirement on fat ($100k+) expenses.
Barista FIRE Calculator
Semi-retirement bridged by part-time income.
SEP IRA Contribution Calculator
Max SEP-IRA contribution for self-employed.
Solo 401(k) Contribution Calculator
Employee + employer Solo 401(k) max.
401(k) Rollover Calculator
Future value of a 401(k) rollover.
Mortgages
10 calculatorsCalculate monthly payments, compare refinancing options, build amortization schedules, and figure out how much house you can afford. All mortgage calculators use the standard PMT amortization formula.
Amortization Schedule Calculator
View a complete amortization schedule showing how each payment splits between principal and interest.
ARM Mortgage Calculator
Compare adjustable-rate mortgage (ARM) payments with fixed-rate options to see which saves more.
Biweekly Mortgage Calculator
Calculate savings from switching to biweekly mortgage payments instead of monthly.
Down Payment Calculator
Calculate how much you need for a down payment and how it affects your monthly mortgage payment.
Extra Mortgage Payment Calculator
See how much time and money you can save by making extra mortgage payments.
Mortgage Affordability Calculator
Find out how much house you can afford based on your income, debts, and down payment.
Mortgage Payment Calculator
Calculate your monthly mortgage payment including principal and interest. See total cost over the life of your loan.
Mortgage Points Calculator
Calculate whether buying mortgage points (discount points) to lower your rate is worth the upfront cost.
Mortgage Refinance Calculator
Determine if refinancing your mortgage makes financial sense by comparing your current and new loan terms.
Mortgage with Taxes & Insurance
Calculate your full monthly housing payment including principal, interest, taxes, and insurance.
Loans
8 calculatorsCalculate payments, payoff timelines, and total interest for personal loans, student loans, auto loans, and lines of credit. Compare offers side by side.
Auto Loan Calculator
Calculate your monthly car loan payment based on price, down payment, rate, and term.
Debt Consolidation Calculator
Compare the cost of consolidating multiple debts into a single loan with a lower rate.
EMI Calculator
Calculate your Equated Monthly Installment (EMI) for any loan amount, rate, and tenure.
Interest Rate Calculator
Calculate the interest rate on a loan from the payment amount, principal, and term.
Line of Credit Calculator
Calculate interest and payments on a personal or business line of credit.
Loan Comparison Calculator
Compare two loan offers side by side to find the best deal based on total cost.
Loan Payoff Calculator
Calculate how long it takes to pay off a loan and how extra payments speed up payoff.
Personal Loan Calculator
Calculate monthly payments and total interest on a personal loan.
Auto
10 calculatorsCalculate car payments, lease vs. buy scenarios, depreciation, and loan refinancing for vehicle purchases.
Boat Loan Calculator
Calculate monthly payments for a marine loan on a boat or personal watercraft.
Car Affordability Calculator
Determine how much car you can afford based on your income and monthly budget.
Car Depreciation Calculator
Calculate how much your car loses in value each year based on age and mileage.
Car Lease Calculator
Calculate monthly lease payments and compare leasing vs. buying a vehicle.
Car Loan Amortization
View a complete car loan amortization schedule showing principal and interest for each payment.
Car Loan Refinance Calculator
Calculate savings from refinancing your auto loan at a lower interest rate.
Car Payment Calculator
Calculate your monthly car payment including price, down payment, trade-in, and loan terms.
Lease vs Buy Car Calculator
Compare the total cost of leasing vs. buying a vehicle over multiple years.
Motorcycle Loan Calculator
Calculate monthly payments and total cost for a motorcycle loan.
RV Loan Calculator
Calculate monthly payments and total cost for a recreational vehicle (RV) loan.
Investments
9 calculatorsProject how your money grows with compound interest, dividend reinvestment, dollar-cost averaging, and index fund returns. Based on the compound interest formula A = P(1+r/n)^(nt).
Bond Yield Calculator
Calculate the current yield and yield to maturity of a bond based on price and coupon rate.
Compound Interest Calculator
Calculate how your money grows with compound interest over time. See the power of regular contributions.
Crypto Profit Calculator
Calculate profit or loss from cryptocurrency trades at different buy and sell prices.
Dividend Reinvestment Calculator
See how reinvesting dividends accelerates portfolio growth through compound returns.
Dollar-Cost Averaging Calculator
Calculate returns from investing a fixed amount at regular intervals regardless of market conditions.
Index Fund Growth Calculator
Project how an index fund investment grows over time based on historical market returns.
Investment Return Calculator
Calculate the future value of an investment with regular contributions and compound growth.
Stock Profit Calculator
Calculate your profit or loss from buying and selling stocks including fees and taxes.
Tax-Equivalent Yield Calculator
Calculate the taxable-equivalent yield of a municipal bond based on your tax bracket.
Business
6 calculatorsAnalyze profit margins, break-even points, ROI, and subscription revenue for business planning and decision-making.
Break-Even Calculator
Calculate how many units you need to sell to cover costs and start making a profit.
Business Loan Calculator
Calculate monthly payments and total cost for an SBA or business term loan.
Markup Calculator
Calculate the selling price based on cost and desired markup percentage.
Profit Margin Calculator
Calculate gross, operating, and net profit margins to evaluate business profitability.
ROI Calculator
Calculate Return on Investment (ROI) as a percentage to evaluate the profitability of any investment.
Subscription Revenue Calculator
Calculate Monthly Recurring Revenue (MRR) and Annual Recurring Revenue (ARR) for a subscription business.
Real Estate
11 calculatorsEvaluate rental properties with cap rate, cash-on-cash return, and rental yield calculators. Compare renting vs. buying.
Cap Rate Calculator
Calculate the capitalization rate for a rental property to evaluate its income potential.
Cash-on-Cash Return Calculator
Calculate cash-on-cash return by comparing annual pre-tax cash flow to total cash invested.
House Down Payment Calculator
Calculate how much you need for a down payment and how monthly savings get you there.
Property Tax Calculator
Estimate your annual property tax based on home value and local tax rate.
Real Estate ROI Calculator
Calculate the return on investment for a rental property including expenses and appreciation.
Rent vs. Buy Calculator
Compare the financial impact of renting vs. buying a home over time.
Rental Yield Calculator
Calculate gross and net rental yield to evaluate potential investment properties.
Stamp Duty Calculator
Calculate transfer tax or stamp duty on a property purchase.
House Affordability Calculator
Determine how much house you can afford based on income, debts, and down payment.
Closing Costs Calculator
Estimate closing costs when buying a home.
Rental Property Calculator
Analyze a rental property for cash flow and ROI.
Tax
18 calculatorsEstimate federal income tax, take-home pay, capital gains, and self-employment tax. Based on current IRS brackets and rates.
Capital Gains Tax Calculator
Calculate federal capital gains tax on investments based on holding period and income.
Estate Tax Calculator
Estimate potential federal estate tax liability based on estate value.
Hourly Wage After Tax
Calculate your real hourly wage after federal and state income taxes.
Income Tax Calculator
Estimate your federal income tax based on filing status, income, and deductions.
Paycheck Calculator
Calculate your take-home pay after federal, state, and FICA taxes from your gross salary.
Sales Tax Calculator
Calculate sales tax amount and total price for any purchase.
Self-Employment Tax Calculator
Calculate the self-employment tax (Social Security + Medicare) on freelance or business income.
Take-Home Pay Calculator
Calculate your actual take-home pay after all taxes and deductions from your salary.
Tax Refund Calculator
Estimate your federal tax refund based on income, withholding, and deductions.
Crypto Tax Calculator
Calculate capital gains tax on cryptocurrency trades.
Tax Loss Harvesting Calculator
Tax savings from realizing capital losses.
Short-Term Capital Gains Tax
Federal + state tax on short-term gains (held <1 year).
Long-Term Capital Gains Tax
Federal + state tax on long-term gains (held >1 year).
QBI Deduction Calculator
Qualified Business Income (§199A) deduction for passthroughs.
State-to-State Tax Difference
How much more or less tax you pay when relocating.
Sales Tax Deduction Calculator
Estimate sales tax deduction for Schedule A.
Quarterly Estimated Tax Calculator
Suggested quarterly payment to avoid underpayment penalty.
Alternative Minimum Tax Calculator
AMT liability for high-income filers.
Savings
4 calculatorsSet savings goals, build emergency funds, and plan for major purchases with compound growth projections.
CD Calculator
Calculate the return on a Certificate of Deposit (CD) based on deposit amount, rate, and term.
Emergency Fund Calculator
Calculate how much emergency fund you need and how long it takes to build it.
Savings Goal Calculator
Calculate how much you need to save monthly to reach a financial goal by a target date.
Vacation Savings Calculator
Calculate how much to save each month to fund your dream vacation.
Education
2 calculatorsCompare the ROI of college degrees and plan 529 savings for future education costs.
Economics
3 calculatorsMeasure the impact of inflation and compare cost of living between cities.
Family
1 calculatorEstimate the total cost of raising a child from birth to age 18 based on USDA data.
Debt
2 calculatorsCalculate credit card payoff timelines and see how extra payments accelerate debt freedom.
Interest
2 calculatorsCompare simple vs. compound interest, daily compounding, and time value of money calculations.
Personal Finance
2 calculatorsTrack net worth, calculate debt-to-income ratios, and manage credit card payoff strategies.
Salary
4 calculatorsConvert between salary and hourly wages, calculate freelance rates, and compare cost of living between cities.
Freelance Rate Calculator
Calculate what hourly rate to charge as a freelancer to match a full-time salary equivalent.
Hourly to Salary Calculator
Convert an hourly wage to an annual salary based on hours worked per week.
Salary to Hourly Calculator
Convert an annual salary to an hourly wage based on hours worked per week.
Paycheck Calculator
Estimate your take-home pay after taxes and deductions.
Time Value of Money
2 calculatorsCalculate present value and future value to compare cash flows across different time periods.
Home Equity
1 calculatorCalculate HELOC payments and see how much you can borrow against your home equity.
Insurance
9 calculatorsDetermine how much life insurance and umbrella coverage you need based on assets and dependents.
Life Insurance Calculator
Calculate how much life insurance coverage you need based on income, debts, and dependents.
Umbrella Insurance Calculator
Determine how much umbrella insurance coverage you need based on assets and risk factors.
Term Life Insurance Calculator
Coverage needed using the DIME method.
Whole Life Cash Value Calculator
Project cash-value growth on a whole-life policy.
Disability Insurance Calculator
Monthly benefit needed to replace income.
Annuity Payout Calculator
Monthly payment from an immediate annuity.
Long-Term Care Cost Calculator
Projected assisted-living or nursing-home cost.
Life Insurance Need Calculator
Recommended coverage (DIME method).
Long-Term Care Cost Calculator
Projected cost of future long-term care.
Student Loans
2 calculatorsPlan student loan repayment, compare refinancing options, and understand income-driven repayment plans.
Events
1 calculatorPlan wedding budgets with typical cost breakdowns by category.
Investing
36 calculatorsDividend Yield Calculator
Calculate dividend yield and annual income from dividend stocks.
Margin Calculator
Calculate margin requirements and potential returns for leveraged trades.
SIP Calculator
Calculate the future value of a systematic investment plan.
Lump Sum Investment Calculator
Project the future value of a one-time investment.
Mutual Fund Return Calculator
Estimate long-term mutual fund returns after expense ratios.
ETF Fee Drag Calculator
See how expense ratios erode returns over time.
Treasury Bill Yield Calculator
Convert T-bill discount yield to effective annualized return.
Bond Duration Calculator
Estimate Macaulay duration of a coupon bond.
Sharpe Ratio Calculator
Risk-adjusted return: excess return per unit of volatility.
Sortino Ratio Calculator
Downside-risk-adjusted return.
Alpha and Beta Calculator
Compute portfolio alpha and beta vs. a benchmark.
CAPM Expected Return Calculator
Expected return from the Capital Asset Pricing Model.
Portfolio Rebalance Calculator
How much to buy or sell to return to target allocation.
Asset Allocation Calculator
Age-based stock/bond allocation following the 110-minus-age rule.
REIT Dividend Calculator
Calculate dividend income from REIT shares.
Covered Call Income Calculator
Monthly income projection from selling covered calls.
Iron Condor Profit Calculator
Max profit, max loss, and break-evens for an iron condor.
Forex Pip Value Calculator
Dollar value of a one-pip move in any currency pair.
Futures Margin Calculator
Initial and maintenance margin for futures contracts.
Stepped Coupon Bond Calculator
Value a bond with increasing coupons.
Muni Bond Tax-Equivalent Yield
Taxable yield equivalent to a tax-free muni.
I-Bond Yield Calculator
Project value of Series I savings bonds.
Compound Annual Growth Rate (CAGR)
Compound annual growth between two values.
Stock Split Calculator
New share count + price after a split.
P/E Ratio Calculator
Price-to-earnings ratio.
P/B Ratio Calculator
Price-to-book ratio.
Yield on Cost Calculator
Current dividend yield based on your original purchase price.
Margin Interest Calculator
Interest on a margin loan.
Short Sell Profit Calculator
Profit on a short position.
Options Break-Even Calculator
Break-even stock price for a call or put.
Covered Call Yield Calculator
Annualized yield from writing covered calls.
Swing Trade Position Size Calculator
Shares to buy based on risk per trade.
Investment Fee Impact Calculator
40-year cost of a fee drag.
Zero-Coupon Bond Yield Calculator
Yield of a zero-coupon bond.
Tax-Free Equivalent Yield
Taxable equivalent of a muni yield.
Real Return Calculator
Inflation-adjusted return.
Crypto
9 calculatorsCrypto Staking Reward Calculator
Project staking income at a given APY.
Crypto DCA Calculator
Dollar-cost averaging returns on Bitcoin or any crypto.
Bitcoin Halving Impact Calculator
Estimate post-halving price using stock-to-flow logic.
NFT Royalty Calculator
Lifetime royalty income on secondary sales.
DeFi Yield Farming Calculator
APY for liquidity pool farming with token rewards.
Gas Fee Forecaster
Convert gwei gas price into a USD fee estimate.
Stablecoin Yield Calculator
Passive income from stablecoin lending platforms.
Crypto Staking Yield Calculator
Compounded staking rewards.
DeFi APY to APR Calculator
Convert APY back to APR.
Taxes
2 calculatorsHealth Savings
1 calculatorFrequently Asked Questions
What financial formulas do these calculators use?
Our finance calculators use industry-standard formulas. Mortgage and loan calculators use the PMT amortization formula. Investment calculators use the compound interest formula A = P(1+r/n)^(nt). ROI calculators use (Final Value - Initial Cost) / Initial Cost × 100. Tax calculators follow current IRS brackets and rates.
How accurate are the financial projections?
The calculations are mathematically precise given your inputs. However, real-world results depend on factors like actual market returns (which vary year to year), tax law changes, and inflation. Use these as planning tools, not guarantees. For major financial decisions, consult a qualified financial advisor.
Which finance calculator should I start with?
It depends on your goal. Buying a home? Start with the Mortgage Affordability calculator. Saving for retirement? Try the 401(k) or FIRE calculator. Paying off debt? Use the Loan Payoff or Credit Card Payoff calculator. Each calculator page links to related tools so you can explore further.