Personal finance touches nearly every major life decision — buying a home, financing a car, saving for retirement, or comparing job offers. This collection covers the full range, from mortgage and loan payments to retirement account projections, all using standard, well-documented formulas.
Mortgage Calculator
Calculate monthly payments, total interest, and amortization schedule
Tip Calculator
Split bills and calculate tips instantly for any group size
Loan Calculator
Find monthly payments for any personal, auto, or student loan
Compound Interest
See how your savings grow with compound interest over time
Retirement Calculator
Plan your retirement savings and see when you can retire
Credit Card Payoff
Find out how long to pay off your credit card debt
Percentage Calculator
Percentages, % change, increase/decrease, and reverse %
Discount Calculator
Find sale price and stack multiple discounts or coupons
Salary & Paycheck Calculator
Convert hourly to annual pay and estimate take-home income
Savings Goal Calculator
Find how much to save monthly to reach any financial goal
Mortgage Refinance Calculator
See if refinancing your mortgage will actually save you money
Home Affordability Calculator
Find how much house you can really afford based on income
Home Equity & HELOC Calculator
Estimate your home equity and HELOC borrowing power
Rent vs Buy Calculator
Compare the true long-term cost of renting vs buying
Closing Costs Calculator
Estimate all closing costs when buying or selling a home
Property Tax Estimator
Estimate annual property tax based on home value and location
Home Renovation ROI Calculator
See which home renovations actually pay off at resale
Car Loan Calculator
Calculate monthly payments and total interest on a car loan
Car Lease vs Buy Calculator
Compare leasing vs buying a car over time
Car Depreciation Calculator
See how much your car will be worth in the years ahead
401(k) Contribution Calculator
Project your 401(k) growth with employer match included
Roth IRA vs Traditional IRA
Compare tax savings between Roth and Traditional IRA
Social Security Benefits Estimator
Estimate your monthly Social Security retirement benefit
Break-Even Calculator
Find exactly how many units you need to sell to break even