As a credit cardholder, it's likely that you've come across the term "annual percentage rate." Even if you have a rough idea of how APR works and what it is, you may still have questions about how it ...

Easily calculate your true savings from a balance transfer by factoring in fees, interest, and payoff timing. Here's the math.

What 0% APR means is that you can make purchases and pay no interest for a period of nine, 12, or even 15 months after opening a business credit card. This means you don't need to pay the balance in ...

Interest rates were cut by a small amount, and your credit card's APR may go down even less. Here's how to save real money on credit card interest.

Last month while I was working on a story about the credit-card industry, I realized I didn’t know the APR on my own credit card. As a personal-finance reporter, this felt like a cardinal sin, so I ...