Free Compound Interest Calculator

Turn Small Savings Into Serious Wealth

Watch compound interest work its magic. See exactly how much your investments will grow over 5, 10, or 30 years—down to the dollar.

Calculate Your Investment Growth

Enter your investment details and see how compound interest works its magic

Investment Details

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$
%

Historical S&P 500 average: ~10%

years
Please check your inputs. Annual return should be between 0-50% and investment period should be 1-100 years.

Growth Projection

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Final Portfolio Value

Total Contributions $0
Interest Earned $0
Growth Multiple 0x

Growth Visualization

See how your investment grows over time with compound interest

Portfolio Value
Total Contributions
Interest Earned

Conservative Scenario

Lower return, safer investments

Balanced Scenario

Moderate risk, mixed portfolio

Aggressive Scenario

Higher risk, stock-heavy portfolio

The Power of Compound Interest

Understanding what makes your investments grow

Start Early

Time is your greatest asset. Starting 10 years earlier can double your final amount.

Stay Consistent

Regular contributions matter more than perfect timing. Consistency beats timing.

Reinvest Returns

Compound interest means earning returns on your returns. Let your money work for you.

Stop Stressing. Start Succeeding.

Broader Pro shows you exactly where your money will take you

See Your Financial Future

"Will I have enough to retire by 65?" Stop the sleepless nights. Your entire financial future, crystal clear in one view—wedding fund, retirement, emergency savings all mapped out clearly.

Make Big Decisions With Confidence

"Can I afford this $800 Tesla payment?" End the financial anxiety. Play out every scenario before you commit—that dream job, new car, or cross-country move won't derail your goals.

Stop Feeling Guilty About Spending

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See the Life Your Money Can Buy

"Will I ever afford that Europe trip?" Stop hoping, start planning. Watch abstract goals become calendar dates—Europe 2026, mortgage-free 2029, early retirement 2045.

The difference is clear

❌ Traditional Apps: Where did my money go?

âś… Broader: Where will my money take me?