Money calculators
Compare fixed-rate mortgage payments, model compound interest or split a bill with a tip. The currency converter uses daily exchange-rate data and shows when those rates were published. These tools make the arithmetic and assumptions visible. Change the inputs to compare scenarios; fees, taxes and future rate changes can affect the amounts you actually pay or receive.
Tip calculator
Calculate a tip, split the bill and see the total per person. Adjust the tip percentage and rounding.
Mortgage payment calculator
Estimate fixed-rate mortgage payments and total interest. Include property tax, insurance and HOA fees if needed.
Compound interest calculator
Calculate growth from an initial balance, regular contributions and a fixed interest rate. Compare compounding schedules.
Currency converter
Convert currencies with daily exchange-rate data. Check the rate date and compare several amounts.
Discount and sales tax calculator
Calculate stacked discounts, user-entered tax and final totals with a receipt breakdown and rounding choices.
Unit price comparison
Compare multipack prices at the same quantity and see the cheapest offer with savings against your baseline.
