Nirmion
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LOANS / PAYMENT RESET

Interest-Only Loan Calculator

Separate the low interest-only payment from the later principal-and-interest payment required to repay the unchanged balance over the remaining term.

  • 01 Calculated in this tab
  • 02 Values stay in this browser tab
  • 03 Use boundary

Conversion input

Known value

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Calculation path

The first phase pays monthly interest only. The second phase amortizes the original principal over the shorter remaining term, making the payment reset visible.

Calculation path

Interest-only payment = principal x annual rate / 12. The later payment amortizes the unchanged principal.

What you provide

What you provide

  • Loan principal: Balance that remains unchanged during the interest-only phase.
  • Annual rate: Rate assumed across both phases.
  • Interest-only period: Whole years before principal repayment begins.
  • Full contractual term: Whole years from opening to final scheduled payoff.

What you receive

What you receive

  • Interest-only monthly payment
  • Later principal-and-interest payment
  • Duration of both phases

Use boundary

Choose the maximum decimal places shown. This does not increase source accuracy.

Real products may reset rates, recast balances, capitalize unpaid amounts, or require a balloon payment.

This is an educational planning estimate. Confirm lender, issuer, tax, accounting, and contractual rules with the relevant provider or qualified adviser before acting.