Netsize Smart Billing combines a variety of operator-based billing and card-based billing methods. Smart Billing aggregates the billing methods of some 160 carrier networks, including Direct Billing, Premium SMS messaging, Premium WAP, as well as major credit cards.

With Netsize Smart Billing, application stores and app developers can use a single interface for all mobile payments and in-app purchases.

Moreover, Smart Billing automatically indicates the range of billing and payment methods that are available for use in a specific country for a given price point, thus allowing the application store to choose and use the most appropriate payment method.

Netsize Smart Billing supports multiple business models, including pay-per-use, subscription and credit models. Multiple currencies are also supported.

Sony Ericsson By integrating Netsize mPayment with PlayNow™ arena, its mobile entertainment and application store, Sony Ericsson provide a secure payment method to Sony Ericsson phone users for easy purchasing of games, music and video in Europe.