This is a simple utility which can help you find out the card format or calculate the card number or facility code.
Usually the door access control system offer the ability to show you the raw card data from your card(or badge), once you get the raw card data, you can find out the card format information by manually calculation, but it takes time, with this utility, it save you lots of time.
A quick and easy way to find out the card format information.
9Apps 4.9
