Financial Calculators
Free financial calculators to help you plan loans, investments, taxes, and more.
Mortgage Calculator
Calculate your monthly mortgage payment, total interest, and amortization schedule.
Calculate →Auto Loan Calculator
Find out your monthly car payment and total cost of financing a vehicle.
Calculate →Compound Interest Calculator
See how your money grows over time with compound interest.
Calculate →Sales Tax Calculator
Quickly calculate sales tax and total price for any purchase.
Calculate →Tip Calculator
Calculate the perfect tip for any restaurant bill, split among your group.
Calculate →Choose the Right Financial Calculator
Use our free online financial calculators to estimate mortgage payments, auto loan payments, compound interest, sales tax, and restaurant tips. Choose the calculator that matches the financial calculation you need.
Mortgage Payment Calculator
Estimate your monthly mortgage payment, principal and interest, property-related costs, total interest, and amortization schedule with our Mortgage Calculator.
Auto Loan and Car Payment Calculator
Estimate your monthly car payment and total financing cost based on the loan amount, interest rate, and loan term with our Auto Loan Calculator.
Compound Interest Calculator
Estimate how money may grow through compound interest using a starting balance, interest rate, time period, and recurring contributions with our Compound Interest Calculator.
Sales Tax Calculator
Calculate sales tax and estimate the total purchase price using a purchase amount and applicable tax rate with our Sales Tax Calculator.
Tip and Split Bill Calculator
Calculate a tip percentage, total restaurant bill, and per-person amount when splitting the bill with our Tip Calculator.
Common Financial Calculations
Online financial calculators can help you estimate borrowing costs, compare monthly payments, calculate purchase expenses, and understand how savings or investments may grow over time. The right calculator depends on whether you are working with a home loan, car loan, investment, sales tax, or everyday restaurant expense.
If you are planning a home purchase, use the Mortgage Calculator as a mortgage payment calculator to estimate monthly payments and long-term borrowing costs. If you are financing a vehicle, the Auto Loan Calculator works as a car payment calculator to estimate monthly auto loan payments and total financing cost.
For savings and investment projections, use the Compound Interest Calculator to estimate compound interest over time. For purchases, the Sales Tax Calculator can calculate sales tax and final purchase price.
For restaurant bills, use the Tip Calculator to calculate a tip percentage, total bill, and split bill amount for each person.
Financial Calculator FAQs
What are financial calculators used for?
Financial calculators help estimate common money-related calculations such as mortgage payments, car loan payments, compound interest, sales tax, and restaurant tips.
How do I calculate a monthly mortgage payment?
A mortgage payment is primarily based on the loan amount, interest rate, and loan term. Other housing costs may include property taxes, homeowners insurance, PMI, and HOA fees. Use our Mortgage Calculator to estimate your monthly mortgage payment.
How do I calculate a monthly car payment?
A monthly car payment depends on the amount financed, interest rate, and loan term. Use our Auto Loan Calculator as a car loan calculator to estimate monthly payments and total financing cost.
How does compound interest work?
Compound interest is calculated on the original principal plus previously accumulated interest. Use our Compound Interest Calculator to estimate how different interest rates, time periods, and contributions may affect future growth.
How do I calculate sales tax?
Multiply the purchase price by the sales tax rate to estimate the tax amount, then add the tax to the original purchase price. Use our Sales Tax Calculator to calculate sales tax automatically.
How do I calculate a tip and split a restaurant bill?
Multiply the bill by your chosen tip percentage, add the tip to the original bill, and divide the total by the number of people paying. Our Tip Calculator can calculate the tip, total bill, and split bill amount instantly.