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Loan Calculator

Calculate the monthly EMI, total interest paid, and total payment for any type of loan.

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Monthly EMI—
Total Interest Payable—
Total Payment (Principal + Interest)—

What is a Loan Calculator?

A Loan Calculator estimates the fixed monthly payment, total interest, and overall repayment cost for any type of installment loan, based on the loan amount, interest rate, and repayment term. This versatile tool applies to personal loans, auto loans, business loans, and other fixed-rate borrowing, helping borrowers understand the true cost of a loan before committing.

Formula Used

The monthly payment is calculated using the standard amortizing loan formula: M = P × [r(1+r)^n] / [(1+r)^n − 1], where P is the loan principal, r is the monthly interest rate (annual rate divided by 12), and n is the total number of monthly payments over the loan term.

How to Use This Tool

Enter the loan amount, annual interest rate, and repayment term. The calculator returns your estimated monthly payment, along with the total interest you'll pay over the life of the loan and the overall total repayment amount, letting you evaluate the full cost of borrowing.

Examples

Example 1: A loan of 5,00,000 at 12% annual interest over 5 years (60 months) has a monthly payment of approximately 11,122, with total interest of roughly 1,67,300 over the loan term.

Example 2: The same 5,00,000 loan over a shorter 3-year term (36 months) at the same rate has a higher monthly payment of approximately 16,610, but significantly lower total interest of roughly 98,000, illustrating the trade-off between monthly affordability and total cost.

Frequently Asked Questions

Why does a shorter loan term generally result in less total interest paid?

A shorter term means the outstanding balance is paid down faster, reducing the amount of time interest accrues on the remaining balance, which typically results in significantly less total interest compared with a longer term at the same interest rate.

How does interest rate affect the balance between monthly payment and total cost?

A higher interest rate increases both the monthly payment and the total interest paid for the same loan amount and term, making it worthwhile to shop around for the most competitive rate available based on your creditworthiness.

What factors typically determine the interest rate a lender offers?

Credit score, income stability, existing debt levels, loan amount, and the specific type of loan (secured versus unsecured) all influence the interest rate a lender is willing to offer, with stronger overall financial profiles generally qualifying for better rates.

How can this calculator help decide between paying cash and financing a purchase?

Comparing the total interest cost of financing against the opportunity cost of using cash reserves (such as potential investment returns foregone) helps make a more informed decision about whether financing or paying upfront makes better financial sense for a specific situation.

Does making extra payments toward a loan always reduce total interest paid?

Yes, as long as the loan doesn't carry prepayment penalties, extra payments applied directly to principal reduce the outstanding balance sooner, which lowers the interest that would otherwise accrue on that portion for the remainder of the loan term.

What is the difference between a secured and unsecured loan, and how does it affect terms?

Secured loans are backed by collateral (like a car or property), typically allowing lower interest rates due to reduced lender risk, while unsecured loans rely solely on the borrower's creditworthiness and generally carry higher rates to compensate for that increased risk.

How does loan amortization explain why early payments are mostly interest?

Since interest is calculated on the outstanding balance, which is largest at the start of a loan, a bigger portion of early payments goes toward interest, with the principal-to-interest ratio gradually shifting toward more principal as the balance decreases over time.

Can this calculator help compare loan offers from different lenders?

Yes, entering the same loan amount and term with different lenders' quoted interest rates allows direct comparison of resulting monthly payments and total costs, making it easier to identify which offer is genuinely more favorable.

Should I always choose the loan option with the lowest monthly payment?

Not necessarily, the lowest monthly payment often comes from a longer term, which can result in significantly higher total interest paid over the life of the loan, so total cost should be weighed alongside monthly affordability when choosing between loan options.

How does this general loan calculator differ from a specialized calculator like a mortgage or auto loan calculator?

The core amortization mathematics is identical across loan types, though specialized calculators may include additional relevant factors specific to that loan category, such as property taxes for mortgages or trade-in value for auto loans, that a general loan calculator wouldn't typically include.

How can understanding loan amortization help decide whether refinancing makes sense?

Comparing the remaining interest cost on an existing loan against the total cost of a new loan at a lower rate, including any refinancing fees, helps determine whether switching loans would genuinely save money over the remaining term.