PaperCut Software International Pty Ltd has worked with a number of organizations to design the TopUp/Pre-Paid Card system. A number of payment technologies were evaluated over the period of two years. These technologies included vending machines, smart cards, micro-payment systems, and manual processing. The card system proved to be the most successful and cost effective solution. The card concept is now the de facto standard in other industries such as pre-paid mobile phones.

The PaperCut NG card system is 100% software based. There is no need for special hardware such as smart card readers or special vending machines.

The card system is included as standard with PaperCut NG. The system includes: