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Loan Calculator

Calculate monthly installments, interest totals, and full repayment schedules.

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Loan Terms

Enter your borrowing amount and terms

Select your preferred currency symbol.
Total principal sum borrowed from the lender.
Annual percentage rate (APR) charged on the loan.
Total repayment duration in years (e.g. 5 years = 60 months).
Categorization for loan modeling.
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Repayment Summary

Monthly installment & total debt obligation

Monthly Repayment (EMI)
$513
for 5 years (60 monthly payments)

Loan Repayment Breakdown

Principal Borrowed
$25,000
Total Interest Expense
$5,776
Total Amount Repaid
$30,776
19%
Interest
Original Principal
25,000 $
Total Interest Cost
5,776 $
Loan estimates exclude lender administration fees, early prepayment penalties, and mandatory credit insurance. Always review the lender's Truth in Lending statement for the final binding APR and schedule.

table_chart Annual Amortization & Paydown Schedule

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How Installment Loans and Interest Work

An installment loan is a contractual borrowing arrangement where a borrower receives a lump sum of capital upfront and commits to repaying it over a predetermined series of equal monthly installments (known as Equated Monthly Installments or EMIs).

Each monthly payment consists of two parts: interest (the cost of borrowing charged by the creditor) and principal repayment (the reduction of the original loan balance). In fixed-rate amortizing loans, early installments consist mostly of interest, while later installments consist almost entirely of principal reduction.

The Monthly EMI Formula

The standard formula for calculating fixed amortizing monthly installments is:

EMI = [ P × r × (1 + r)n ] / [ (1 + r)n − 1 ]

Where:

  • P = Principal loan amount.
  • r = Monthly interest rate (Annual rate / 12 / 100).
  • n = Total number of monthly repayment periods (Years × 12).

Tips to Pay Off Debt Faster

  1. Round Up Your Monthly Payments: If your required monthly installment is $513, rounding up to $600 per month can save substantial interest and shave months off your repayment term.
  2. Make Bi-Weekly Installments: Making half-payments every two weeks results in 26 half-payments per year—equivalent to 13 full monthly payments, accelerating debt retirement without straining your cash flow.
  3. Refinance at Lower Interest Rates: If your credit rating has improved since loan origination, refinancing to a lower APR can reduce both monthly payments and lifetime interest expense.

Frequently Asked Questions

What is the difference between APR and interest rate?

The interest rate is the baseline annual cost of borrowing the principal. APR (Annual Percentage Rate) includes both the interest rate plus any mandatory lender fees (such as origination fees), providing a more complete picture of borrowing costs.

Are personal loan interest payments tax-deductible?

Generally, interest on personal loans used for consumer purchases is not tax-deductible. However, interest on qualifying student loans and business loans may be tax-deductible under specific tax guidelines.

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