Finance
Loans, mortgages, compounding, salary, inflation and everyday money math.
Loan calculator Monthly payment, total interest and a full amortization schedule you can export. Mortgage calculator Principal, interest, taxes, insurance, PMI and HOA — the payment you will actually make. Compound interest calculator Growth with regular contributions, and a chart of contributions versus interest. Savings goal calculator How much to set aside each month to hit a number by a date. Salary converter Hourly, daily, weekly, monthly and annual pay, both directions. Inflation calculator What a US dollar amount from any year since 1913 is worth today, using CPI-U. Tip calculator Tip, total and the per-person split — with tax handled the way you prefer. Bill splitter Uneven splits and who-owes-whom settlement for a group. Discount calculator Sale price, savings and stacked discounts — plus what the original price was. ROI & CAGR calculator Total return, annualized return and how long it takes to double. Credit card payoff How long minimum payments really take, and what an extra $50 a month changes. Margin & markup calculator Convert between margin and markup, and price from cost or cost from price. Unit price comparison Which package is actually cheaper per ounce, litre or item.