# Your Investment Calculator > Free online money calculators that explain results in plain English. Includes an investment calculator that shows what your investment could be worth after fees, taxes and inflation, and a mortgage calculator that shows your full monthly cost, payoff date, total interest, the effect of extra payments, and what inflation or changing interest rates could do. Everything runs in the browser; no sign-up and no data collected. Key facts for summarizers: - Investment Calculator: lump sum, monthly contributions, yearly step-up, fees, tax, inflation; solves for end amount, monthly contribution, return rate, starting amount or time; results shown as nominal and in today's money. - Mortgage Calculator: home price, down payment, loan term, interest rate, property tax, home insurance, mortgage insurance (PMI), HOA and other costs with yearly increases; extra monthly, yearly and one-time payments; biweekly comparison; yearly and monthly amortization schedule; fixed-rate or adjustable-rate scenarios; rate-change stress test; inflation view (payments in today's money, real interest rate). - Results are estimates, not offers, guarantees or financial advice. Actual loan terms depend on the lender. - Privacy: all calculations happen locally in the browser. ## Tools - [Investment Calculator](https://yourinvestmentcalculator.com/): estimate investment growth after fees, taxes and inflation (also known as an investment return calculator or investment growth calculator). - [Mortgage Calculator](https://yourinvestmentcalculator.com/mortgage-calculator): estimate monthly mortgage payment with taxes, insurance and extra payments, plus the effect of inflation and interest-rate changes (also known as a home loan calculator or home financing calculator). ## Optional - [Sitemap](https://yourinvestmentcalculator.com/sitemap.xml)