All Calculators
Browse our complete collection of free online calculators. Every tool is instant, accurate, and requires no sign-up.
Finance
View allS-Corp Salary Optimizer
Minimize S-Corp payroll taxes
Freelancer Tax Rate Calculator
Know your true 1099 tax burden
Self-Employment Tax Calculator
Calculate SE tax + federal income tax
Quarterly Estimated Tax Calculator
Never miss a quarterly tax payment
Tax Bracket Calculator 2025
Find your 2025 federal tax bracket
Capital Gains Tax Calculator 2025
Calculate tax on stocks, real estate & crypto
Roth IRA Conversion Calculator
Should you convert to Roth?
Payroll Tax Calculator
Employer + employee payroll taxes
EBITDA Calculator
Calculate EBITDA & business value
Startup Cost Estimator
Estimate your startup capital needs
Business Valuation Calculator
Find out what your business is worth
Compound Interest Calculator
See how your savings grow over time
Mortgage Payment Calculator
Estimate your monthly home payment
Loan Payment Calculator
Find your monthly loan payment
Car Loan Calculator
Calculate your auto loan payment
Car Lease vs Buy Calculator
Lease or buy your next car?
Student Loan Repayment Calculator
Compare all IDR repayment plans
HSA Calculator 2025
Project HSA growth and tax savings
Dividend Calculator — DRIP Projector
Project dividend income and DRIP growth
Break-Even Calculator
How many sales to cover your costs?
401k Calculator 2025
Project your 401k balance at retirement
529 College Savings Calculator
How much to save for college?
Retirement Savings Calculator
Plan your retirement savings
Social Security Benefit Estimator
Estimate your SS monthly benefit
Debt Payoff Calculator
Plan your debt-free date
Investment Return Calculator
Project your investment growth
CAGR Calculator
Compound Annual Growth Rate
Inflation Calculator
Historical & projected inflation
Simple Interest Calculator
I = P × R × T formula
Credit Card Payoff Calculator
See your debt-free date & interest cost
Net Worth Calculator
Calculate your total net worth
Emergency Fund Calculator
How much emergency savings you need
Savings Goal Calculator
Monthly savings to reach your goal
Take-Home Pay Calculator
See your real after-tax paycheck
Pay Raise Calculator
Does your raise beat inflation?
Overtime Calculator
Time and a half, double time
50/30/20 Budget Calculator
Plan your monthly budget
Salary to Hourly Converter
Convert salary to hourly rate
Tip Calculator
Calculate tips and split bills
Annuity Calculator
Present + future value of annuities
ROI Calculator
Return on investment + annualized
Markup vs Margin Calculator
Pricing math for retail + ecommerce
Tax Refund Estimator 2025
Estimate your federal tax refund
IRR Calculator
Internal rate of return
Amazon FBA Profit Calculator
True per-unit FBA margin + ROI
Sales Tax Calculator
All 50 states + custom rate
Crypto Profit Calculator
Net after fees + capital gains tax
Wedding Budget Calculator
Allocate budget by category
Real Estate
View allMortgage Affordability Calculator
How much house can you afford?
Mortgage Refinance Break-Even
When does refinancing pay off?
Buy vs Rent Calculator
Decide whether to buy or rent
Home Sale Net Proceeds Calculator
How much will you walk away with?
Home Equity Calculator
Find your home equity & HELOC limit
HELOC vs Cash-Out Refi Calculator
HELOC or cash-out refi — which is better?
Investment Property ROI Calculator
Analyze your rental property ROI
Rental Property Cash Flow Calculator
Calculate rental property cash flow
Property Tax Estimator
Estimate property taxes by state
Real Estate Agent Commission Calculator
Calculate real estate commissions
House Hacking Calculator
Calculate your house hacking savings
ARV Calculator — After-Repair Value
Max offer for house flippers (70% rule)
Reverse Mortgage (HECM) Calculator
HECM proceeds + monthly tenure
Cap Rate Calculator
NOI ÷ price for rental property
Cash on Cash Return Calculator
Annual cash flow ÷ cash invested
Refinance Break-Even Calculator
Months to recoup closing costs
NOI Calculator
Net operating income for CRE
Health
View allBMI Calculator
Check your Body Mass Index
Calorie Calculator
Find your daily calorie needs
TDEE Calculator
Calculate calories you burn daily
Macronutrient Calculator
Daily protein, carbs & fat targets
Body Fat Calculator
Estimate your body fat %
Ideal Body Weight Calculator
Find your ideal weight range
Water Intake Calculator
How much water should you drink?
Sleep Cycle Calculator
Optimal wake-up times for better sleep
Pregnancy Due Date Calculator
Find your estimated due date
Blood Alcohol Content (BAC) Calculator
Estimate your BAC level
Running Pace Calculator
5K, 10K, half & full marathon times
Heart Rate Zone Calculator
Find your 5 training heart rate zones
1 Rep Max Calculator
Calculate your 1RM for any lift
Legal
View allLLC vs S-Corp Tax Comparison
Compare LLC vs S-Corp tax savings
LLC Formation Cost Calculator
Estimate LLC costs by state
Personal Injury Settlement Calculator
Estimate your injury settlement
Workers' Comp Settlement Calculator
Estimate workers' comp settlement
Living Trust Cost Calculator
Trust setup vs probate cost