Diners Club introduced the first widely used charge card in 1950.
The idea grew from a 1949 restaurant incident involving Frank McNamara, who reportedly forgot his wallet while dining in New York. McNamara and his partners developed a card that members could use at participating restaurants and repay in full each month.
Diners Club issued its first cards in 1950. Unlike a revolving credit card, a traditional charge card normally required the full balance to be paid by the statement due date. The original product therefore combined merchant convenience with short-term payment flexibility rather than long-term borrowing.
The card initially focused on restaurants and travel-related spending, then expanded into broader commerce. Diners Club’s early success helped demonstrate that a payment card could operate across many unrelated merchants. American Express later became a major competitor in the charge-card market.