Calculate mortgage amortization, monthly loan repayments, compound interest growth, retirement savings, and paycheck taxes.
Calculate percentages, percentage increases, decreases, and percentage differences.
Calculate final sale prices, discount amounts, and savings with sales tax.
Calculate investment growth over time with compound interest and recurring contributions.
Calculate monthly loan payments, total interest paid, and amortization schedules.
Calculate monthly mortgage payments, property taxes, homeowners insurance, PMI, and amortization.
Calculate how much car you can realistically afford based on your income and the 20/4/10 rule.
Calculate sales tax, total price, or reverse-calculate pre-tax price with US state & local presets.
Project retirement wealth, employer matching contributions, and 4% safe withdrawal monthly income.
Forecast portfolio growth over 1-40 years with recurring deposits, compounding frequencies, and inflation.
Calculate how extra monthly, annual, or lump-sum payments shorten your mortgage and save interest.
Estimate IRS Form 1040 Line 11 AGI with W-2, 1099, HSA, IRA, and student loan above-the-line deductions.
Solve for periodic payment, maximum affordable loan amount, or loan term with amortization snapshot.
Add or remove Value Added Tax (VAT) and Goods & Services Tax (GST) with international country presets.
Calculate monthly repayments in GBP (£), Loan-to-Value (LTV), and SVR reversion impact.
Compare new remortgage deals against current terms, factor in arrangement fees, and find break-even months.
Calculate fixed monthly loan repayments, total borrowing cost, and compare multi-term loan options.
Calculate interest savings and years saved from overpayments while monitoring UK 10% ERC limits.
Calculate take-home bonus after 22% federal supplemental rate, FICA, and state withholding.
Estimate federal tax liability, progressive brackets, Child Tax Credits, and IRS refund or amount owed.
Calculate local county property or vehicle ad valorem tax based on fair market value, assessment ratios, and millage rates.
Determine the refundable portion of the US Child Tax Credit (Schedule 8812) based on your earned income and tax liability.
Accurate 2024 California state income tax (up to 13.3%), uncapped 1.2% SDI, federal brackets, and net take-home salary.
Calculate monthly dividend income, current yield %, and long-term DRIP compound reinvestment growth for AGNC and high-yield REITs.
Calculate broker sales commission, guaranteed monthly retirement income, and lifetime cash flow returns across annuity contracts.
Calculate annual, semi-annual, and monthly payments for farmland purchases, tractors, equipment, and livestock financing.
Estimate guaranteed lifelong retirement income, cash refund protections, payout rates, and tax exclusion ratios from an immediate annuity.
Monthly loan amortization uses the standard fixed-rate formula: M = P [ i(1 + i)^n ] / [ (1 + i)^n – 1], where P is principal, i is monthly interest rate, and n is total monthly payments.
The interest rate represents the direct annual cost of borrowing the principal balance, while APR (Annual Percentage Rate) incorporates upfront broker fees, closing charges, and loan fees for a complete cost comparison.
Compound interest earns interest on previous accumulated interest earnings as well as original principal. Over long horizons (10-30 years), compounding creates exponential asset growth.
Yes. All calculations execute locally inside your web browser. No loan values, mortgage amounts, or personal tax data are ever uploaded or saved to remote servers.