HisabCalc

Loan Total Cost Calculator

See the monthly payment and the full cost of a loan once interest and the processing fee are added together.

Enter your numbers

Example: 500000

Example: 12

Example: 36

Example: 2

Result
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Figures are computed on your device; nothing is sent anywhere.

Formula

১) মাসিক হার: i = annualRate/100/12. ২) কিস্তি: monthlyPayment = loanAmount × i / (1 − (1 + i)^−months). ৩) মোট সুদ: totalInterest = monthlyPayment × months − loanAmount. ৪) প্রসেসিং ফি: fee = loanAmount × processingFeePercent/100. ৫) মোট খরচ (সুদ+ফি): totalCost = totalInterest + fee. ৬) মোট পরিশোধ: totalPaid = monthlyPayment × months + fee.

How the calculation works

The monthly payment is the standard instalment, and multiplying it by the months gives everything you pay back.

The total interest is that figure minus the loan, and the processing fee is charged once on the amount borrowed.

The total cost is interest plus fee, which is the number to compare between two loan offers.

Common mistakes

When to use it

Worked example

A 500,000 loan at 12% over 36 months has a monthly payment of 16,607.15, 97,857.58 of interest and a 2% fee of 10,000, so the total cost is 107,857.58.

Principal ৳500,000.00
Months 432
Payment 5,068.88
Total paid ৳2,189,755.15
Total interest 1,689,755.15
Interest share 337.95

Common questions

Why include the processing fee?

Because it is charged up front and is part of what the loan really costs, so leaving it out understates the price.

Is total cost the same as total paid?

No, total cost counts interest and fees, while total paid is every rupee that leaves your account including the principal.

Last updated: 2026-10-04