Compound Interest Calculator

See how savings grow with compound interest and regular deposits.

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About the Compound Interest Calculator

Compound Interest Calculator projects the future value of an investment with yearly, quarterly, monthly or daily compounding, including optional regular deposits. A year-by-year table shows how interest builds up over time.

How to use the Compound Interest Calculator

Enter the initial amount, rate and number of years.
Choose the compounding frequency and any regular deposit.
Review the future value and the yearly growth table.

Frequently asked questions

When are deposits added?

Each deposit is added at the end of every compounding period.

Is the result guaranteed?

It is a mathematical projection; real investment returns vary.