Interest Calculator
Calculate Interest on Amount overtime.
Compound: Interest earns interest (exponential growth). Simple: Interest only on principal (linear growth).
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- 1 Select Type: Choose between Simple Interest or Compound Interest calculation.
- 2 Input Variables: Enter the principal amount, interest rate, and time period (years/months).
- 3 Get Results: Click "Calculate Interest" to find the total interest paid/earned and the final amount. Calculate loan interest now!
Can I use this for savings accounts?
Yes, you can calculate the interest earned on savings as well as the interest paid on a loan.
Does the rate need to be annual?
Yes, rates should typically be entered as annual percentages; the calculator handles conversion for the time period.
What is the main difference from the Loan Calculator?
The Interest Calculator focuses only on interest accrued, not a payment schedule or amortization.
Personal Loans
Estimate the total interest paid on a short-term personal loan.
Credit Card Debt
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Investment Returns
Determine the simple interest earned on a bond investment over its term.
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