Loan Calculator
Comprehensive loan calculator with EMI calculation and detailed amortization schedule for better financial planning.
How to Use the Loan Calculator?
Enter your loan details to calculate EMI, total interest, and optionally view the amortization schedule.
Understanding Loan Calculations
This comprehensive loan calculator helps you understand the complete financial impact of your loan. It calculates:
- Monthly EMI (Equated Monthly Installment)
- Total interest payable over the loan tenure
- Total amount you'll pay back to the lender
- Month-wise breakdown of principal and interest (amortization schedule)
Types of Loan Repayment
- Fixed Rate Loans: Interest rate remains constant throughout the tenure
- Floating Rate Loans: Interest rate varies with market conditions
- Step-up Loans: EMI increases periodically
- Step-down Loans: EMI decreases over time
Amortization Schedule Benefits
The amortization schedule shows you:
- How much of each EMI goes toward principal vs. interest
- Outstanding loan balance after each payment
- Interest component is higher in early years
- Principal component increases over time
Loan Prepayment Strategy
- Prepayments in early years save more interest
- Reduce loan tenure or EMI amount through prepayments
- Check for prepayment charges before making extra payments
- Consider opportunity cost of using surplus funds elsewhere
Worked Example
Take a ₹10,00,000 loan at 11% annual interest over 5 years (60 months). The monthly rate is 11% ÷ 12 ≈ 0.917%, giving an EMI of about ₹21,742. Over the five years you repay roughly ₹13.05 lakh, of which about ₹3.05 lakh is interest. Shortening the tenure to 3 years raises the EMI to around ₹32,738 but cuts total interest to roughly ₹1.79 lakh — a saving of over ₹1.2 lakh purely from paying the loan off faster.
Secured vs Unsecured Loans
A secured loan is backed by collateral — a home loan is secured by the property, a car loan by the vehicle. Because the lender can recover the asset on default, secured loans carry lower interest rates and larger limits. An unsecured loan (most personal loans and credit cards) has no collateral, so lenders charge higher rates to offset their risk. Choosing a secured option where possible, or pledging collateral, is one of the most effective ways to reduce your interest cost.
What Lenders Check Before Approving a Loan
- Credit score: A score above 750 typically unlocks the best rates; a low score raises your rate or leads to rejection.
- Debt-to-income ratio: Lenders prefer your total EMIs to stay below about 40–50% of your monthly income.
- Income stability: Steady employment and consistent income improve approval odds.
- Loan-to-value ratio: For secured loans, a larger down payment (lower LTV) reduces the lender's risk and can earn a better rate.
How to Lower Your Total Interest Cost
- Improve your credit score before applying to qualify for a lower rate.
- Choose the shortest tenure whose EMI you can comfortably afford.
- Make a larger down payment to borrow less.
- Prepay early in the loan, when the interest component of each EMI is highest.
Frequently Asked Questions — Loan Calculator
An amortisation schedule is a complete table showing how each EMI payment is split between principal repayment and interest over the entire loan tenure. In early months, most of the EMI goes toward interest; over time the principal component grows as the outstanding balance reduces.
Even a 1% rate increase has a major impact. On a ₹50 lakh, 20-year home loan at 8.5%, a 1% rise to 9.5% increases the EMI by about ₹3,300/month and adds over ₹8 lakh to the total interest paid. Always compare loans using the reducing balance method, not the flat rate.
Flat rate interest is charged on the original principal throughout the tenure — it significantly overstates the true cost. Reducing balance interest is charged only on the outstanding principal after each payment. A flat rate of 10% is roughly equivalent to a reducing balance rate of 18%, so always compare loans on a reducing balance basis.
Reducing the tenure saves more total interest and is recommended if you can comfortably afford the current EMI. Reducing the EMI provides immediate monthly cash-flow relief. A ₹1 lakh prepayment on a ₹50 lakh, 20-year home loan at 8.5% can save ₹2–3 lakh in interest when applied to tenure reduction.
Shorter tenures mean higher EMIs but significantly lower total interest. Longer tenures reduce EMI burden but increase total interest paid, sometimes doubling the cost of the loan. A good rule of thumb: EMI should not exceed 40% of your monthly take-home salary for financial stability.
A CIBIL score above 750 qualifies you for the best rates and highest loan amounts. Scores between 650–750 may result in higher rates or stricter terms. Below 650 usually leads to rejection at most banks. Pay all EMIs on time, keep credit utilisation below 30%, and avoid multiple loan applications simultaneously to maintain a healthy score.