Abstract: A method and apparatus is provided for mobile communication device application user to purchase content or functionality for the application while in the midst of using it and without interrupting his user experience. In an embodiment, the user's mobile carrier subscriber account is billed directly for the purchase. The method includes receiving a request for the purchase from the communication device application, where the request includes information about the amount of the purchase. Further, the method includes sending a confirmation request to the communication device. On receiving the confirmation, authenticating the communication device at the public mobile operator network of the communication device. Finally, the method includes providing access to the purchased content or functionality on or in conjunction with the communication device.