How to use it
Fill in the fields - the answer updates as you type. See how savings grow with compound interest and monthly deposits, with a year-by-year table.
Free and private
The calculation runs in your browser. Nothing you type is sent or stored, and there is no limit.
Questions
Is this calculator free?
Yes - free and unlimited, with no sign-up.
Are my numbers saved?
No. Everything stays on your device.