ToolFactory

Loan Prepayment Calculator

Free online loan prepayment calculator that runs entirely in your browser.

How the Loan Prepayment Calculator works

The Loan Prepayment Calculator works on Outstanding loan (₹), Interest rate (% p.a.), Months remaining, One-time prepayment (₹) and shows the result as you type. The same input always gives the same answer — refresh the page and you will see exactly the same figure.

Formula used

Loan Prepayment Calculator is computed by the formula below, using the inputs you provide.

Inputs used: Outstanding loan (₹), Interest rate (% p.a.), Months remaining, One-time prepayment (₹).

Worked example

Take the default example — outstanding loan (₹) of 500000, interest rate (% p.a.) of 9:

Frequently asked questions

Is the Loan Prepayment Calculator free?
Yes. There is no signup, no usage limit and no watermark — the calculator runs entirely in your browser.
Does the Loan Prepayment Calculator store or send my data?
No. Every calculation happens locally in the page, so the numbers you type are never uploaded or logged.
Does it work on a phone and offline?
Yes — the page is a single lightweight file that adapts to any screen size. Once it has loaded it keeps working without a network connection.
What inputs does the Loan Prepayment Calculator need?
Outstanding loan (₹), Interest rate (% p.a.), Months remaining, One-time prepayment (₹). Change any of them and the result updates instantly.