Investment
Investment calculator
Project an investment from an assumed return and recurring contributions.
How to use this calculator
Enter Initial investment, Monthly contribution, Expected annual return and Years. Project an investment from an assumed return and recurring contributions. The answer updates when you change an input.
Understanding the result
This is a scenario projection, not a forecast or guaranteed outcome.
Common questions
What assumptions does this result use?
Constant monthly-equivalent return; volatility, fees, tax, inflation and contribution timing differences are excluded.
Are intermediate values rounded?
No. The calculation retains JavaScript number precision internally and formats only the displayed result unless the stated method requires a discrete whole value.