Ecommerce Transaction on Mobile consists conducting information and transaction by means of mobile devices. One such service is mobile banking, which offers the user the possibility to inquire personal bank accounts, stock exchanges information as well as transfer funds from one account to another.
Advanced technologies such as the SIM Application Toolkit and the wireless application protocol, enable new user friendly value added services via mobile phones. Various technologies and there possible services that can be built upon them are described in this paper. I conclude by drawing out possibilities for market evolution and technologies in the area of Ecommerce on mobile computing environment and will make a link to the multimedia services over UMTS.