How Compound Interest Works

Educational Tool

Model how an initial investment and monthly contributions grow — and see the dramatic effect of extending your time horizon.

Inputs

Initial Amount

Monthly Deposit

Annual Return (%)

Time Horizon (Years)

Key Takeaways

Your Results

Compound Growth Projection

Total Contributions vs Total Value Over Time

Total Contributions Total Value (with compound growth)

Keep everything the same — then add 10 years to your time horizon. Watch how dramatically the total value accelerates.

For educational and informational purposes only. Investment returns are not guaranteed. Past performance does not predict future results.