Free Online Calculator

Amortization Calculator

See how every payment splits between interest and principal in a full amortization schedule.

Last updated: Free, no sign-up Private — runs in your browser

Quick answer: what an amortization schedule shows

For a ₹10,00,000 loan at 9% over 5 years the EMI is ₹20,758.36. In month 1 about ₹7,500 of it is interest; by the last month almost all of it is principal.

Overview of the Amortization Calculator

An amortization schedule lists every payment on a loan and shows how much goes to interest and how much reduces the balance. This calculator builds the schedule from the amount, rate and term — a yearly summary plus the first 12 monthly payments — and adds optional extra payments.

Understanding amortization explains why paying extra early saves so much: interest is calculated on the remaining balance, which falls slowly at first. See the Mortgage Amortization Calculator for home loans.

How We Calculate

The calculator applies the standard financial formulas step by step.

  1. Convert the annual rate to a monthly rate (÷ 12 ÷ 100) and the term to months.
  2. Work out the amount you actually borrow after down payment, trade-in, fees and any financed charges.
  3. Apply the EMI formula to get the fixed monthly payment.
  4. Build the schedule month by month: interest = balance × monthly rate; principal = payment − interest.
  5. Add up the interest and payments; with extra payments, repeat the schedule to find the interest and time saved.
EMI = P × r × (1 + r)ⁿ ÷ ((1 + r)ⁿ − 1)
r = annual rate ÷ 12 ÷ 100   n = years × 12
total interest = EMI × n − P
Worked example — amortization calculator
ItemAmount
Loan amount₹10,00,000.00
Monthly payment (principal + interest)₹20,758.36
Total interest₹2,45,501.31
Total of all payments₹12,45,501.31
Time to pay off5 years
Monthly payment by rate and term (amortization calculator)
Term8% p.a.9% p.a.10% p.a.
3 years₹31,336.37₹31,799.73₹32,267.19
5 years₹20,276.39₹20,758.36₹21,247.04
7 years₹15,586.21₹16,089.08₹16,601.18
10 years₹12,132.76₹12,667.58₹13,215.07

Amortization Calculator — Frequently Asked Questions

What is amortization?

The gradual repayment of a loan through scheduled payments that cover interest and principal.

Why is more of my early payment interest?

Interest is charged on the outstanding balance, which is highest at the start, so early payments are mostly interest.

What does an amortization schedule show?

For each period: the payment, the interest, the principal repaid and the remaining balance.

Do extra payments change the schedule?

Yes — they reduce the balance faster so the loan ends sooner and total interest falls.

Is the schedule the same for every loan type?

Fixed-rate loans follow the schedule above; floating-rate loans change whenever the rate resets.

How do I read the yearly table?

Each row totals the interest and principal for that year and shows the balance at year end.

How is the amortization calculator calculated?

It uses the standard formula: EMI = P × r × (1 + r)ⁿ ÷ ((1 + r)ⁿ − 1) The full method and a worked example are shown on this page.

Is this financial advice?

No. The calculator gives estimates for planning and learning. Real offers vary by lender, product and date, so confirm the details with your bank, lender or a qualified adviser before deciding.

Can I use another currency?

Yes. The maths is identical in any currency; only the currency symbol shown in the results differs.

Is my data stored?

No. Everything is calculated in your browser and nothing you enter is uploaded or saved.

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