The compounding race
Watch deposits and growth separate over time.
THE EXPERIMENTReady when you are
No steps yet. The observed result will appear here.
Your saved comparisons
Kept for this page session. Reloading clears them.
Share your setup
Try it together.
Share the page, or choose to include your setup. Entered names are always omitted from team-picker links.
How it works
How it works.
Each month: balance = balance × (1 + annual rate/12) + end-of-month deposit.
Assumptions and limits
Illustrative constant nominal rate, monthly compounding; no taxes, fees or investment guarantees. USD amounts.