Simple Interest Calculator
Calculate simple interest on loans or savings. Enter principal, interest rate, and time period to see total interest and final amount.
Initial amount invested or borrowed
Annual interest rate
How many years
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Total Interest
About the Simple Interest Calculator
This free simple interest calculator computes interest earned or owed using the straightforward I = P x R x T formula. Useful for short-term loans, basic savings estimates, and comparing with compound interest.
Example: $5,000 at 4% for 5 years — Interest: $1,000, Total: $6,000.
How to use: Enter the principal amount, annual interest rate, and number of years. Results update instantly.
Disclaimer: This calculator is for informational purposes only. Results are estimates and should not be considered financial advice. Verify important calculations independently.