Loan Calculator
Calculate monthly loan payment, total interest, and payoff impact from extra payments.
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Result
Enter values above and click Calculate to see your result.
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Formula
The tool computes standard payment and compares accelerated payoff with extra monthly payment.
Worked Example
Loan Payment and Early Payoff Planning
- Monthly payment is calculated using the standard amortization formula from principal, interest rate, and loan term
- Extra payments go directly toward principal, reducing the balance that accrues interest each month
- Even $50 to $100 extra per month can save thousands in interest and shave years off a long-term loan
- The calculator shows both standard and accelerated payoff timelines for direct comparison
Review your loan agreement before making extra payments. Some loans have prepayment penalties, though most consumer loans in the US do not.
You can also calculate changes using our Mortgage Calculator, Compound Interest Calculator or Loan EMI Calculator.
Frequently Asked Questions
Can extra payments reduce total interest?
Yes. Extra payments reduce your outstanding principal faster, which means less interest accrues each month. Over a 5-year loan, even small extra payments can save hundreds or thousands in total interest.
Is the entered rate the same as APR?
Not necessarily. APR includes lender fees and other costs. This calculator uses the nominal interest rate you enter for payment calculations.
Should I choose a shorter term or make extra payments?
Both reduce total interest. A shorter term locks in higher required payments, while extra payments give you flexibility to pay more when you can and less when needed.
Does this work for car loans and personal loans?
Yes. This calculator works for any fixed-rate amortizing loan: auto loans, personal loans, student loans, and more.
AI Assistant
Ask about this calculator
I can help you understand the loan calculator formula, interpret your results, and answer follow-up questions.
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