Compound interest, honestly
Waiting doesn't close the door. It changes the price. Set any three of the four numbers below and the fourth works itself out.
Pick the one you want calculated. Drag the other three, or tap a number to type it.
7% is roughly what a broad stock index has returned per year after inflation, over long periods. Results are in today's money.
| Start at | Per month | Total you put in | vs. now |
|---|