Amortization Calculator
Calculate your loan payments and see how extra payments impact your payoff schedule.
Loan Details
Disclaimer
The CalculatorFlix free online amortization calculator gives you a rough estimate only, and it's meant for planning, not as a replacement for real financial advice. Your actual loan schedule will look different depending on your credit score, how much debt you're carrying, the interest rate your lender offers, any fees they tack on, prepayment penalties, closing costs, and changes to your loan terms. Don't forget about property taxes, homeowners' insurance, PMI (if you're putting down less than 20%), HOA fees, and whatever else gets rolled into escrow—all of that affects what you actually pay each month.
The outcomes should not be considered as financial advice, tax advice, or investment advice, and they're not FDIC insured. Loan rates and terms show regular fluctuations, constantly based on the market and your personal situation. Always consult a licensed financial professional or mortgage advisor before making borrowing decisions. Last reviewed March 23, 2026, by the CalculatorFlix Finance Team.
How Amortization Works
- Each monthly payment covers two parts:
- Interest portion = Current loan balance × monthly interest rate
- Principal portion = Total payment - interest portion
As you pay down principal, future interest charges decrease, so more of your payment goes toward principal.
Real US Loan Example (2026 Rates)
- $25,000 Auto Loan | 6.5% APR | 60 months | Monthly Payment $492
| Month | Payment | Interest | Principal | Remaining Balance |
|---|---|---|---|---|
| 1 | $492 | $136 | $356 | $24,644 |
| 12 | $492 | $125 | $367 | $19,950 |
| 36 | $492 | $98 | $394 | $10,250 |
| 60 | $492 | $8 | $484 | $0 |
Total Interest Paid: $4,520 over 5 years
Key Benefits of Understanding Amortization
- Know the exact date you'll be debt-free
- Figure out how extra payments can cut your interest costs by thousands
- Compare different loan options to see which one works best
- Understand why paying extra early on saves you way more money
Related Financial Calculators
What Is an Amortization Calculator?
An amortization calculator breaks down something most borrowers never check — how much of each monthly payment actually reduces your loan balance versus how much goes to the lender as interest. Enter your loan amount, interest rate, and loan term, and it maps out every payment for the full loan term.
Benefits
- See the real interest you'll pay over the full loan term — before signing anything
- Compare how different loan terms or rates affect your monthly payment
- Spot how prepayments reduce your total interest burden
- Useful for home loans, car loans, and personal loans equally
Did You Know?
In the early months of any loan, most of your monthly payment goes toward interest — not the principal. A longer term means paying more total interest, even when the monthly payment looks smaller.
How to Use?
Enter your loan amount, the annual interest rate, and the repayment period in months or years. Click calculate to view your results. The tool generates your monthly payment amount, total interest payable, and a full amortization table showing the principal and interest split for every payment.
How One Extra Payment Can Save You Thousands
Most borrowers make every monthly payment on time and never think beyond that. But one extra payment — even once a year — directly cuts your principal balance. Less principal means less interest charged the following month. That compounding effect over a 20-year mortgage can save you tens of thousands of dollars by the time the loan is paid off.
Prepayment Timing: When It Actually Saves the Most
The earlier you pay extra, the more interest you cut — because your principal balance is still high and has the full remaining term to compound. That means even one extra payment early on can save far more than the same payment made later.
Same Loan, Different Cost — Here's Why
Most borrowers focus on the monthly payment, but the real cost shows up in total interest. On a $400,000 home loan, even a 0.7% rate difference can add up to $60,000 or more over the full loan term. An amortization table makes that difference clear before you commit.
Privacy Note
Nothing you enter here is stored, tracked, or shared. All calculations happen directly in your browser. No account is needed, and no data is collected.
❓ FAQ (Frequently Asked Questions)
Q: What is an amortization schedule, and why do I need one?
A: It's a breakdown of each payment showing how much goes to principal versus interest. Early payments are mostly interest; later ones tackle the actual loan. Helps you see what you're really paying.
Q: How much of my first mortgage payment goes to interest?
A: Usually 70-80%. On a $400K loan at 6.25%, you'd pay around $2,083 in interest out of a $2,462 payment that first month.
Q: Does making extra principal payments help?
A: Yes, it works; even an extra $100 a month on a 30-year mortgage can save you around $35,000 in interest over the life of the loan.
Q: Can I see my payoff date?
A: Yes. A standard 30-year loan takes 360 months. Extra payments can knock that down to 20-25 years.
Q: Should I pay biweekly instead of monthly?
A: Should I pay biweekly instead of monthly?
Q: Should I pay biweekly instead of monthly?
A: No, the amortization calculator is free of cost and requires no sign-up or subscription to use.
Q: Is my data safe here?
A: Yes, your data is safe. The website uses SSL security and an advanced interface for privacy.
Q: How does refinancing affect my amortization schedule?
A: Refinancing resets everything. You get a lower rate and pay less interest, but you're starting fresh with a new schedule. A 15-year refinance pays off way faster than keeping your original 30-year loan.
Run your loan through the amortization calculator above — enter your amount, rate, and term, and see exactly how much interest you're paying and where your money actually goes each month.