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Use this investment return calculator for a clear financial estimate. Results update instantly in your browser.
What this calculator does
Estimate investment growth, contributions, and return over a chosen period.
How to use this calculator
- Enter starting amount, return rate, period, and contributions.
- Review the calculation assumptions before using the result.
- Compare money invested with projected gain.
How to calculate
End balance is accumulated period by period: balance = (balance + contribution) × (1 + periodic return).
Enter the values requested by the investment return calculator.
Worked example
Use the default values as a worked example, then replace them with your own figures.
Understanding your result
Compare money invested with projected gain.
- Market returns and taxes are uncertain.
- Double-check values and units before calculating.
This calculator is educational and is not financial or medical advice.
Frequently asked questions
What does this investment return calculator do?
Estimate investment growth, contributions, and return over a chosen period.
How do I use this investment return calculator?
Enter starting amount, return rate, period, and contributions.
What does the result mean?
Compare money invested with projected gain.
What should I check before relying on it?
Market returns and taxes are uncertain.