This compound interest calculator is useful for savings goals, investing projections, and retirement planning. It shows how recurring deposits and compounding can accelerate growth over time.
Interactive calculator
Projected future value
$196,665.39
After 240 months
Total contributions
$82,000.00
Estimated investment growth
$114,665.39
How to use
Step 1
Enter the current balance or starting investment.
Step 2
Add the amount you expect to contribute each month.
Step 3
Set an annual growth rate and the number of years to project.
Formula and method
Future value combines compound growth on the starting balance with the future value of a recurring monthly deposit stream.
Frequently asked questions
No. This tool is a scenario model. Actual returns can vary significantly from year to year.
Consistent contributions add new principal that can also compound, often becoming a major driver of long-term growth.
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