The present invention provides a method that may be used for billing for quality of service applications. The method includes determining at least one parameter indicative of resource usage of at least one first quality of service application by comparing at least one resource used by the first quality of service application(s) to at least one resource used by a second quality of service application. The method also includes providing information indicative of at least one cost associated with the first quality of service application(s) based on the comparison and at least one cost associated with the second quality of service application.