FINANCE CALCULATOR

Loan Payment Calculator

Calculate your loan payment, total interest, and repayment cost. Estimate monthly payments for personal loans, auto loans, and mortgages

Calculator

How often you make loan payments

Annuity loans have fixed payments that include principal and interest. Interest-only loans require only interest payments during the term.

How to Calculate

  • 1Enter the loan amount - the total amount you are borrowing (principal)
  • 2Enter the annual interest rate (APR) as a percentage - this is the cost of borrowing money
  • 3Enter the loan term in years - how long you have to repay the loan (must be a whole number between 1 and 50)
  • 4Select payment frequency - choose monthly, bi-weekly, or weekly payments
  • 5Select loan type - choose annuity (standard amortizing loan) or interest-only
  • 6Click "Calculate" to see your periodic payment amount
  • 7Review the total interest paid - this shows how much extra you pay beyond the loan amount
  • 8Understand the difference between payment and total cost - your payment is what you pay each period, while total payment includes all interest
  • 9Consider that longer loan terms result in lower payments but higher total interest (overpayment)
  • 10Use the formula explanation to understand how your payment is calculated

Calculation Examples

Example 1: Personal Loan

Calculation Steps

  1. Loan amount: $10,000
  2. Annual interest rate: 8% (APR)
  3. Loan term: 5 years
  4. Payment frequency: Monthly
  5. Loan type: Annuity (amortizing)
  6. Formula: P = L × [r(1+r)^n] / [(1+r)^n - 1]
  7. Monthly payment: $202.76
  8. Total payment: $12,165.84
  9. Total interest: $2,165.84
  10. Overpayment: $2,165.84

Result

A $10,000 personal loan at 8% APR for 5 years requires a monthly payment of $202.76. Over the life of the loan, you will pay $12,165.84 total, which includes $2,165.84 in interest. This means you pay 21.7% more than the original loan amount due to interest.

Example 2: Mortgage-Style Loan

Calculation Steps

  1. Loan amount: $250,000
  2. Annual interest rate: 5% (APR)
  3. Loan term: 30 years
  4. Payment frequency: Monthly
  5. Loan type: Annuity (amortizing)
  6. Formula: P = L × [r(1+r)^n] / [(1+r)^n - 1]
  7. Monthly payment: $1,342.05
  8. Total payment: $483,139.20
  9. Total interest: $233,139.20
  10. Overpayment: $233,139.20

Result

A $250,000 mortgage at 5% APR for 30 years requires a monthly payment of $1,342.05. Over 30 years, you will pay $483,139.20 total, which includes $233,139.20 in interest. This demonstrates how longer loan terms result in significantly higher total interest costs, even with a relatively low interest rate.

Example 3: Short-Term Loan

Calculation Steps

  1. Loan amount: $15,000
  2. Annual interest rate: 6% (APR)
  3. Loan term: 3 years
  4. Payment frequency: Monthly
  5. Loan type: Annuity (amortizing)
  6. Formula: P = L × [r(1+r)^n] / [(1+r)^n - 1]
  7. Monthly payment: $456.33
  8. Total payment: $16,427.88
  9. Total interest: $1,427.88
  10. Overpayment: $1,427.88

Result

A $15,000 loan at 6% APR for 3 years requires a monthly payment of $456.33. While the monthly payment is higher than a longer-term loan, the total interest paid is only $1,427.88 (9.5% of the loan amount). Shorter loan terms result in higher payments but lower total interest costs.

Frequently Asked Questions

Find answers to common questions about using this calculator. If you have additional questions, feel free to explore the examples above or contact our support team.

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