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1Introduction
The Interest Calculator is a free online tool. Enter the principal, annual interest rate, and term, and quickly get the interest and total amount. Whether estimating deposit returns or measuring loan costs, it gives clear results directly, saving manual calculation. It supports both simple interest and compound interest modes, with monthly or yearly compounding frequency adjustable to flexibly match different financial products. The page is intuitive - modify any parameter and results update instantly, helping you visually compare fund changes under different conditions. Whether planning savings goals, comparing loan plans, or evaluating investment returns, using the Interest Calculator to work out the numbers in advance makes financial decisions more grounded.
2How to Use
Enter the parameters
Fill in the principal amount, annual interest rate, and the deposit or loan term.
Choose a mode
Select simple interest or compound interest as needed, and adjust the compounding frequency.
View the result
The system instantly shows the interest and total amount. Adjust the parameters to compare plans.
3FAQ
Does the interest calculator support compound interest?
Yes, this tool supports both simple interest and compound interest calculations. You can choose compound interest mode and set the compounding frequency (e.g., annually, monthly), and the system will automatically calculate the interest and total amount under compounding.
How to calculate monthly loan payments?
You can use the loan calculation feature by entering the total loan amount, annual interest rate, and loan term. The tool will calculate the monthly payment based on equal installment or equal principal methods, and display total interest and total repayment.
