If you have the credit to qualify and you can pay off the balance, an intro APR can save you hundreds of dollars or more.

Stop paying interest on debt you're already trying to eliminate. These no-annual-fee cards offer some of the longest 0% intro windows available right now.

The Chase Slate card has no annual fee and one of the longest 0% intro APR periods available -- a strong option for balance transfers or big purchases.

To put that into perspective with some numbers, for someone with a balance of $7,000 at the current rate of 23.77%, making monthly payments of $250 will require over three years to pay off their ...