The Goat Finance: US home & mortgage calculators
The Goat Finance helps US homebuyers and homeowners plan smarter with free calculators for affordability, mortgage payments, refinance savings, rent vs. buy, and extra payments.
Choose a calculator to get started
Popular starting points: mortgage payment calculator and home affordability calculator.
Home Affordability Calculator
Determine how much house you can afford based on your income, debts, and down payment.
Mortgage Payment Calculator
Calculate monthly mortgage payments including PMI, taxes, and insurance with full amortization schedule.
Refinance Savings Calculator
Calculate potential savings from refinancing your mortgage with new rates and terms.
Rent vs Buy Calculator
Compare the costs of renting versus buying a home to make the best financial decision.
Extra Payment Calculator
See how extra payments can reduce your loan term and total interest paid.
Credit Card Payoff Calculator
Calculate how long it will take to pay off credit card debt and find the best payoff strategy.
Student Loan Calculator
Calculate monthly payments and total interest for federal and private student loans.
Investment Calculator
Estimate how your money grows over time using compound interest. Add your starting balance, regular contributions, and expected return to see how small investments today can turn into big results tomorrow. This calculator shows you how much you'll have in the future, helping you plan for your financial goals.
Auto Loan Calculator
Calculate monthly car loan payments including fees, taxes, and total cost.
Retirement Calculator
Project your 401(k) growth and retirement savings over time with compound interest.
Privacy First
All calculations are performed locally in your browser. We never store, track, or share your personal information. Your financial data stays private and secure.
100% Private
All calculations happen in your browser. We never store your data.
Completely Free
No hidden fees, no subscriptions. All tools are free forever.
Accurate Calculations
Built with industry-standard formulas for precise results.
How We Keep This Free
This website is supported by advertisements. We show minimal, relevant ads to keep all our calculators free for everyone. Your privacy is protected - we don't track personal information or sell your data. All calculations remain private and are performed entirely in your browser.
What Is The Goat Finance?
The Goat Finance is a US-focused calculator hub for mortgage and personal finance decisions. You can estimate affordability, payment breakdowns (principal, taxes, insurance, PMI), refinance savings, and payoff timelines without creating an account.
Want step-by-step guides? Visit our finance blog for practical walkthroughs that link directly to each calculator.