Free Financial Calculators You Can Trust
Calculate mortgage payments, retirement projections, loan EMIs, and more. Your financial data stays on your device.
All Finance Tools (16)
Mortgage Calculator
Calculate your mortgage payment with PMI, taxes, insurance, and full amortization. State-specific tax rates, biweekly toggle. Updated April 2026.
Refinance Calculator
See if refinancing your mortgage saves you money. Calculate break-even point, monthly savings, and lifetime interest reduction. Free, instant, no signup.
Auto Loan Calculator
Calculate your car loan payment, total interest, and full amortization. Includes trade-in equity, sales tax by state, fees, and upside-down warnings.
Loan Calculator
See monthly payments and total interest for personal, student, auto, business, and home equity loans. Compare 4 scenarios side by side. Updated 2026.
Loan EMI Calculator
Calculate your monthly loan EMI, total interest, and payment breakdown. Free EMI calculator for home, car, and personal loans. No signup.
Interest Calculator
Calculate compound interest and simple interest instantly. Free interest calculator with yearly breakdown, growth chart, and multiple compounding options. No signup needed.
Income Tax Calculator
Estimate your 2025 federal and state income taxes. Free tax calculator with deductions, credits, FICA, and effective vs marginal rate breakdown.
Compound Interest Calculator
See how investments grow with monthly contributions and any compounding frequency. Goal mode, inflation toggle, year by year chart. Updated 2026.
Salary to Hourly Calculator
Convert your annual salary to an hourly wage (or vice versa) with custom hours per week, PTO adjustment, and overtime. See your pay at every frequency.
Investment Return Calculator
Calculate your investment return, ROI, CAGR, and total gain. Supports stocks, bonds, real estate, crypto, and business investments with tax estimates.
ROI Calculator
Calculate ROI for marketing campaigns, rental properties, and business projects. Includes ROAS, cap rate, cash-on-cash, NPV, IRR, and payback period.
Profit Margin Calculator
Calculate gross, operating, and net profit margins. Includes reverse pricing mode, industry benchmarks for 20+ sectors, markup vs margin converter, and bulk product mode.
Break-Even Calculator
Calculate your break-even point in units and revenue. Includes multi-product mode, sensitivity analysis with sliders, margin of safety, and a visual break-even chart.
Retirement Calculator
Calculate how much you need to retire comfortably. See your projected nest egg, sustainable income, and whether you are on track. Free, instant, no signup.
401(k) Calculator
Calculate your 401(k) balance at retirement with employer matching, salary increases, and tax savings. See year-by-year growth projections. Free, instant, no signup.
Savings Goal Calculator
Calculate how long it takes to reach your savings goal. See the monthly deposit needed, interest earned, and milestone timeline. Free, instant, no signup.
Why Finances Choose Us
100% Private
All tools run in your browser. Your code, data, and content never touch our servers.
Lightning Fast
No waiting for server responses. Calculations happen instantly in your browser.
Works Offline
Once loaded, most tools work without internet. Perfect for working on the go.
Frequently Asked Questions
Are these finance tools really free?
Yes, completely free with no hidden limits. We're ad-supported, which keeps everything free for you.
Do I need to create an account?
No signup required for any tool. Just open and use immediately.
Can I use these tools on mobile?
Yes, all tools are fully responsive and work on phones, tablets, and desktops.