Calculate simple interest
Calculate simple interest without interest-on-interest.
Local processing · Nothing is uploaded · 1 MB input limit
Input & settings
Ready. Enter your input to begin.
How to use this tool
Interest = principal × annual rate ÷ 100 × years.
Limits and behavior
Amounts use the same currency unit and are rounded to two decimals. This is an arithmetic estimate, excluding fees and other charges. Input is limited to 1 MB and output to 3 MB. No input content is saved by CraftAI.
Calculate interest without compounding
This simple interest calculator estimates interest using principal, annual rate and time. It is useful when interest is not added back into the principal.
How is simple interest different from compound interest?
Simple interest is based on the original principal. Compound interest can earn or charge interest on accumulated interest as well.
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