Free financial tools

Compound Interest Calculator

Estimate how an initial balance and monthly contributions may grow over time.

Compound Interest Calculator

Enter an initial amount, monthly contribution, estimated monthly return, and term to compare contributions with accumulated growth.

Your result

Fill in the fields and select Calculate.

How to use the result

This estimate supports planning and does not replace personalized financial advice.

What is compound interest?

It is growth calculated on both the original balance and returns accumulated in previous periods.

Does this calculator guarantee returns?

No. It assumes a constant rate and provides an estimate for planning only.

Are fees, taxes, and inflation included?

No. Use a conservative net rate if you want the estimate to reflect those costs.

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