Simple Interest & Loan Yield Calculator
Calculate basic non-compounding simple interest for promissory notes, short-term loans, and bonds.
🌍 Select Currency / Region:
$
%
Total Simple Interest Accrued
$1,500.00
Total Maturity Amount
$11,500.00
Annual Interest
$500.00 / yr
About Simple Interest Calculator - I = P × r × t Formula
Simple interest is calculated solely on the original principal amount, without adding accumulated interest back into the principal base.
💡 How to Use This Calculator
- Enter the principal loan or deposit value.
- Set the annual rate and duration in years.
I = P × r × t
Where: I = Interest, P = Principal, r = Annual Interest Rate (decimal), t = Time in Years
Where: I = Interest, P = Principal, r = Annual Interest Rate (decimal), t = Time in Years
⚡ Key Features & Considerations
📐 Classic Formula Engine
Provides exact mathematical computation for academic, legal, and promissory notes.
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Frequently Asked Questions
How does simple interest differ from compound interest?
Simple interest is fixed on the principal only, whereas compound interest generates 'interest on interest' each period.