Finance Tool

Loan Repayment Calculator — Monthly Payment & Total Interest

Calculate monthly payments and total interest for equal principal-and-interest (annuity) loans.

Loan Repayment Calculator

Enter info and calculate

* 원리금균등상환 방식 기준. 실제 은행 약정에 따라 다를 수 있으며 중도상환수수료는 미반영입니다.

What is the loan calculator?

Enter the loan amount, annual rate, and term to compute the monthly payment and total interest with the annuity method, plus an early repayment schedule.

How to use

  1. 1 Enter the loan principal.
  2. 2 Enter the annual interest rate (%).
  3. 3 Set the term (months or years).
  4. 4 Review the monthly payment, total interest, and schedule.

Highlights

Annuity repayment

Computes the equal-monthly-payment schedule.

Repayment schedule

Shows the early monthly principal/interest split.

Instant result

Results update as soon as you enter values.

FAQ

What is annuity repayment?+

You pay the same total amount each month, combining principal and interest.

How do I reduce total interest?+

Shorten the term, lower the rate, or make prepayments where possible.

Is this different from a mortgage?+

The math is the same; a mortgage is secured by collateral, which can change rate and limit terms.

Related calculators

This calculator is for reference only. Actual results vary with loan terms, fees, and variable rates. Confirm exact terms with your lender.