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Installment Calculator

Calculate monthly payments and total cost for installment purchases. Compare interest-free and interest-bearing plans.

Purchase Price

Installment Period

Annual Rate (%) — 0 for interest-free

Fee (%) — 0 if none

💡 How to Use

Enter total price, installment period, annual rate, and fee to see monthly payments and total cost.

Are there fees on interest-free installments?▼

Some merchants charge a separate fee on interest-free installments. Enter the fee rate to see the actual total cost.

What's the difference between installments and loans?▼

Installments divide a purchase payment, while loans borrow cash. Interest calculations are similar, but purposes and terms differ.