Mortgage, loan, compound interest, and salary calculators — instant results, no account needed. Built for the US market.
Pick a calculator below to get started — all tools are free and work instantly in your browser.
Mortgage Calculator
Calculate your monthly mortgage payment, total interest, and full amortization breakdown based on home price, down payment, rate, and loan term.
Home Affordability Calculator
Find out how much house you can afford based on your income, monthly debts, and down payment. Uses the 28/36 DTI rule used by mortgage lenders.
Retirement Calculator
Project your 401(k) and IRA savings at retirement based on current balance, monthly contributions, and expected return. Includes 4% rule income estimate.
Compound Interest Calculator
See how your investments grow over time with compound interest. Includes monthly contributions and a year-by-year growth projection table.
Stock Profit Calculator
Simulate profit on any stock, ETF, or crypto trade. Enter buy price, shares, and a target sell price, dollar profit, or return percentage.
Work Hours Calculator
Find how many hours you need to work to afford any purchase. Enter weekly, monthly, or yearly take-home pay, hours worked, and product price.
Savings Goal Calculator
Find out when you'll reach your savings goal — emergency fund, down payment, or anything else. See required monthly savings for 1, 3, and 5-year timelines.
Debt Payoff Calculator
Find out exactly when you'll be debt-free and how much interest you'll pay. Compare your plan to minimum payments and see the impact of paying extra.
Credit Card Payoff Calculator
See how long it takes to pay off your credit card and the true cost of minimum-only payments. Side-by-side comparison included.
Loan Calculator
Estimate your monthly payment and total interest for any personal, auto, or student loan. Adjust loan amount, rate, and term in real time.
Salary & Tax Calculator
Estimate your US take-home pay after federal income tax, Social Security, Medicare, and state taxes — updated for 2024 tax brackets.
Tax Bracket Calculator 2025
See which 2025 federal tax brackets you fall into, your marginal vs effective rate, FICA taxes, and estimated take-home pay. Updated for current IRS rates.
Car Loan Calculator
Estimate your monthly auto payment and total interest for any vehicle. Adjust price, down payment, trade-in value, loan term, and APR to compare financing options.
Student Loan Payoff Calculator
See your debt-free date, total interest paid, and how much you save by paying extra. Compare your repayment plan to the standard 10-year federal plan.
Net Worth Calculator
Calculate your net worth by entering your assets and liabilities. Compare your result to Federal Reserve median net worth data by age group.
Down Payment Calculator
Find out how much cash you need upfront for a house, and how your down payment affects your loan amount, monthly payment, and PMI.
Hourly to Salary Calculator
Convert your hourly wage to an annual or monthly salary, and see your estimated take-home pay after federal, FICA, and state taxes.
Making informed financial decisions requires accurate numbers. Whether you are buying a home, taking out a personal loan, planning your retirement savings, or figuring out how much of your paycheck you actually keep — these free calculators give you instant, accurate estimates based on real formulas used by banks and financial institutions.
Unlike generic tools, these calculators are built with US users in mind, using 2024 federal tax brackets, current average mortgage rates, and real compound interest math. No ads blocking your results, no email required.