A Money Ladder tool

The Growth Calculator

See what your own money actually does over time once you start investing; change the numbers, change the ages, and watch it move.

Step 1

Scenario A

Your numbers

Change any of these and watch the results below move.

$
$
$
%

The book uses 7% for a diversified portfolio, 10% for an S&P-500-only one.

$
Added to your own contribution; the employer match above stays fixed unless you change it yourself.
%

Step 1, continued

Scenario B

A second scenario

Same fields, independent numbers; a different start age, contribution, or fee.

$
$
$
%

The book uses 7% for a diversified portfolio, 10% for an S&P-500-only one.

$
Added to your own contribution; the employer match above stays fixed unless you change it yourself.
%

Step 2

What you'd end up with

Tracked by age, not by "year 1, year 2," so you can see exactly when each scenario starts.

%
Scenario A
$0
Ending balance
$0
Total contributed
$0
Total growth

Balance over time

Tracked by age, so you can see exactly when each scenario starts.