Understanding Low-Interest Credit Cards: A Strategic Guide A low-interest credit card is designed to provide a lower-than-average , reducing the cost of borrowing for users who carry a balance month-to-month. As of April 2026, with average credit card interest rates often exceeding 20% , finding a card with an APR significantly lower than the national average can be a powerful financial tool. Types of Interest Offers How to Avoid Paying Credit Card Interest - Experian