Refinance calculators
Use our free refinance calculator tools to estimate your potential savings, calculate your break-even point, and understand whether refinancing makes sense for your specific loan. No signup required. No credit check. Just the math.
Timing Is Everything
Most homeowners miss the right refinance window — not because rates didn’t move, but because they weren’t watching.
REFINANCE FAQ
Clear answers to common refinancing questions — from break-even math to credit impact.
INSIGHTS
Rate trend analysis and decision guides for homeowners — updated with Freddie Mac data.
GET IN TOUCH
Have a question about Rate Watch or LoanRefinancers? We respond within one business day.
YOUR ACCOUNT
Manage your Rate Watch settings, update your current rate, or adjust alert preferences.
Helpful Loan Resources
Whether you’re just starting to explore your loan options or ready to take the next step on a loan, our tools and loan resources are here to support you every step of the way.
Should You Refinance?
Enter your current loan details and a potential new rate to see whether refinancing could save you money. The refinance calculator estimates your monthly savings, total interest savings, and break-even point — the month when your savings exceed your closing costs.
Should You Refinance?
Your Current Loan
New Loan Terms
Mortgage Payment Calculator
Estimate your monthly mortgage payment based on loan amount, down payment, interest rate, and term. Use this alongside our refinance calculator to compare your current payment against what a new loan could look like.
Calculate Your Loan
Rate Scenario Comparison
Shows how your monthly payment and total interest change if rates shift. Adjust the step size below.
| Scenario | Rate | Monthly Payment | vs. Current | Total Interest | vs. Current |
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| Year | Principal Paid | Interest Paid | Balance |
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Want to Know When to Act on These Numbers?
The refinance calculator shows you the math. Rate Watch tells you when the math works. Sign up and we’ll monitor mortgage rates on your behalf — you get alerted when conditions shift enough to make refinancing worth it for your specific loan.
No credit check. No SSN. Free — takes 30 seconds.
Refinance Calculator FAQ
How accurate is this refinance calculator?
Our refinance calculator provides estimates based on the numbers you enter. Actual rates, closing costs, and savings depend on your credit profile, lender terms, and current market conditions. Use this as a starting point — not a final quote. For current rate data, Freddie Mac’s Primary Mortgage Market Survey publishes weekly benchmarks.
What is a break-even point in refinancing?
Your break-even point is the month when your cumulative refinance savings exceed your closing costs. The refinance calculator divides your estimated closing costs by your monthly savings to determine this number. If you’ll stay in the home longer than your break-even point, refinancing pays off. For a deeper explanation, see our timing guide.
Does using this refinance calculator affect my credit score?
No. Our calculators are purely informational tools. No credit check, no SSN, no personal information required. You can run as many scenarios as you want without any impact on your credit.
What refinance rate should I enter?
Enter the rate you think you could qualify for based on current market conditions. If you’re not sure, check the latest 30-year fixed rate from Freddie Mac PMMS as a starting point — then adjust based on your credit profile. Rate Watch can also monitor current rates for you automatically.
Can I use the refinance calculator more than once?
Enter the rate you think you could qualify for based on current market conditions. If you’re not sure, check the latest 30-year fixed rate from Freddie Mac PMMS as a starting point — then adjust based on your credit profile. Rate Watch can also monitor current rates for you automatically.