Credit Card Calculator

A credit card is a loan whose required payment shrinks as your balance does — so progress slows every single month, by design. The simulator races the minimum-payment path against a fixed payment you choose: the same $5,000 balance takes 26 years one way and under 5 the other. Drop the minimum a notch and it never pays off at all.

Free and interactive — no sign-up, nothing to install. Read the full lesson for the plain-language explanation.