Free investing tool

Free Investment Return Calculator — See How Your Money Grows

Project how an initial investment and monthly contributions can compound over time. Toggle between nominal and inflation-adjusted views, compare two return assumptions side by side, and see milestone growth at years 5, 10, 20, and 30.

Monthly compounding Real return view Comparison mode

Enter your assumptions

Your projection

Final balance (nominal)
$0
Final balance (real)
$0
Total contributed
$0
Total growth
$0

Scenario comparison

ScenarioFinal balanceTotal growth

Growth curve milestones

Milestones update using the currently selected display mode. Comparison mode shows Scenario A and Scenario B side by side.

Want the starter framework behind the numbers?

The Index Fund Starter Kit helps you turn return assumptions into a simple allocation, contribution, and account setup plan.

See the Index Fund Starter Kit

Free browser-based calculator · Educational estimate only · Assumes steady monthly contributions