Simple Interest Calculator
Simple interest is calculated only on your original amount — no compounding. Enter the principal, rate and time to see the interest and final total.
Your numbers
Your results
$0
Final amount
$0
Principal
$0
Interest earned
Balance
Contributions
Interest
Show year-by-year breakdown
| Period | Added | Interest | Balance |
|---|
Formula: standard compound-interest math. Figures are estimates, not financial advice.
advertisement
How simple interest works
Simple interest is charged or earned only on the original principal, never on accumulated interest. It’s common on short-term loans, car loans and some bonds. The formula is straightforward and linear.