Mortgage Refinance Calculator 2026 — Free Online Tool

Analyze monthly refinance savings, closing costs, and break-even timeline.

Quick Answer

Refinancing is typically worth it if your monthly payment savings cover the upfront closing costs within 24 to 36 months (the break-even point), and you plan to stay in the home longer than that period.

Last updated: 2026-07-31 Editorially reviewed by PakDigitalz Editorial Team

2026 Refinance Standard: Math engine is verified against CFPB and Bankrate refinance amortization standards. Zero input data storage.

Current Mortgage Details

New Refinanced Loan Details

Roll fees into new loan balance?

Avoid upfront expenses by adding fees to new loan principal

Monthly Savings

$371.85

New Payment: $1,847.15/mo

Break-Even Period

13 Months

To recover $4,500 closing costs

Net Lifetime Savings

$0

Interest Saved: $725

Current: $NaN/mo Refinanced: $1,847/mo
Monthly Savings:+$372/mo

How Does Refinancing Work?

Refinancing is the process of replacing an existing home mortgage loan with a new mortgage under different terms, typically to secure a lower interest rate, adjust the length of the repayment term, or convert equity into cash (Cash-out refinance).

What Is a Cash-Out Refinance?

A cash-out refinance replaces your current home loan with a new one that has a higher principal balance than what you currently owe. The difference between the new loan amount and your old mortgage balance is paid directly to you in cash at closing.

How Does Cash-Out Refinancing Work?

Lenders calculate your cash-out capacity using your home's current appraised market value and your Loan-to-Value (LTV) ratio. Typically, conventional cash-out guidelines restrict your new mortgage size to 80% LTV, meaning you must retain at least 20% equity in your home after the transaction.

Cash-Out Refinance vs. Rate-and-Term Refinance

Understanding the difference helps determine the right route:

  • Rate-and-Term: Adjusts only your rate, term, or both to save on interest or lower monthly payments. No cash equity is released.
  • Cash-Out Refinance: Increases your principal loan size to release cash equity, which typically carries slightly higher rates due to lender risk.

How Much Cash Can You Get From a Cash-Out Refinance?

The cash amount is determined by the equation:

Max Cash Out = (Home Value × Max LTV) - Mortgage Balance - Closing Costs (if rolled in)

How Does LTV Affect Cash-Out Refinancing?

LTV (Loan-to-Value) represents the percentage of your home's appraised value that is financed. Lenders set a maximum LTV Cap (usually 80-85%) to prevent borrowers from over-leveraging their primary residence.

Should You Roll Closing Costs Into the New Mortgage?

Rolling fees into the loan balance avoids upfront out-of-pocket closing expenses. However, because those fees are added to the principal balance, you will pay interest on those closing costs over the life of the loan.

Cash-Out Refinance Break-Even Point

Because cash-out transactions typically involve upfront closing costs, it takes time to break even if your goal is lowering payments. If you are taking cash out to consolidate higher-interest credit cards, your break-even occurs when the interest saved on credit cards exceeds the refinance closing fees.

Cash-Out Refinance Pros and Cons

Pros

  • Access to large sums of cash at lower interest rates than personal loans or credit cards
  • Interest paid is potentially tax-deductible if used for substantial home improvements
  • Consistent fixed monthly payments

Cons

  • Reduces the home equity you have built up
  • Increases the total interest you will pay over the loan life
  • Closing costs typically range from 2% to 5% of new loan size

Explore Allied Home Equity & Debt Tools

How to Use This Tool

  1. Toggle between Rate & Term Refinance and Cash-Out Refinance.
  2. Enter your current mortgage outstanding balances, rates, and remaining tenures.
  3. Set new interest rate metrics and adjust estimated closing cost options.
  4. Compare upfront closing cost payments vs rolling fees into your new loan balance.

Formula & Specifications

About Mortgage Refinance Calculator

Calculate your potential monthly savings, lifetime interest savings, and break-even point in months when refinancing a home loan. Compare current.

Frequently Asked Questions

How do I calculate my refinance break-even point?

Divide your total upfront refinancing closing costs by your monthly payment savings. For example, if closing costs are $4,000 and you save $200/month, your break-even point is 20 months ($4,000 ÷ $200).

Is it worth refinancing for a 0.5% lower rate?

It can be, depending on your remaining loan balance, how long you plan to stay in the home, and the total refinancing closing costs. If your loan balance is large, even a 0.5% drop can yield significant monthly savings that quickly cover closing costs.

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Expert Note

This tool uses the latest international formulas and rates. Results are for estimation purposes. Built and maintained by the PakDigitalz team.

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