Technological development of smart mobile devices in the last decade have caused major changes in the functioning of society and business. Because distance is no longer significant obstacle to business partnership, mobility of employees has become extremely important in their daily duties and tasks. This thesis presents the possibility of the integration of IS SAP with mobile devices. The aim of the thesis was to develop mobile application for user tasks in the SAP inbox. The thesis first briefly introduce the basics of the SAP system and his architecture. Later on are presented types of mobile applications and tools for mobile applications for integration with the SAP system. In addition to main tool of company SAP there are some commercial tools presented and also a general tool for the development of applications for the Android mobile platform a SOAP protocol. In the last part is presented an example of mobile applications implementation for Android platform.