Financial Calculator answers the money questions that matter — with live results as you type, charts you can read at a glance, and a plain-English explanation under every number. LOANS & MORTGAGE • Loan payments with extra-payment savings • Full mortgage PITI: taxes, insurance, PMI, HOA • Auto loans with trade-in and sales tax • Compare two offers side by side and refinance break-even (Premium) • Year-by-year and month-by-month amortization schedules GET OUT OF DEBT • Credit-card payoff — see the minimum-payment trap in dollars • Multi-debt payoff plan: snowball or avalanche, debt-free date, interest saved GROW YOUR MONEY • Compound interest with monthly contributions and any compounding • Savings goals: how much per month, or how long it takes • Retirement projection with inflation-adjusted drawdown • Investment return (CAGR), APR to APY, inflation impact • TVM solver for students and pros EVERYDAY • Percentage, tip and split, discount plus sales tax WHY THIS ONE • Instant results while you type — no Calculate button • Plain-English explanations, not just numbers • Math verified against HP financial calculators and Excel • Calculations and saved scenarios stay on your device • Core calculators work without an account or cloud sync • Save and share calculations; export schedules to CSV (Premium) • One-time Premium unlock removes ads forever. No subscription.