Loan & Monthly Payment Calculator
See your real monthly payment and total interest.
About the Loan Calculator
Free loan calculator. Enter the amount, interest rate and term to see your monthly payment, total interest and total cost. Great for car loans, personal loans and mortgages.
Everything is calculated instantly in your browser — nothing you type is uploaded or stored. Bookmark Calcooly for the next time you need it.
How to use the Loan Calculator
- 1Enter the loan amount, annual interest rate and term in years.
- 2See your monthly payment appear instantly.
- 3Review the total interest and total cost below.
Frequently asked questions
How is the monthly payment calculated?+
It uses the standard amortization formula based on the amount, monthly interest rate and number of payments, so each payment covers interest plus principal.
Does this include taxes or fees?+
No — it calculates principal and interest only. Lender fees, insurance and taxes are not included.
Is the result exact?+
It's a reliable estimate for general information. For important financial, medical or legal decisions, check with a qualified professional.