Existing research expenses management task consists of budget planning, budget draw-up, and exact settlement of budget. Therefore integrated management is needed keenly for certain security, efficient operation and clear execution of research expenses. To reflect these needs, Research Expenses Integrated Management(REIM) has been offered for the application used on mobile by reusing an business application module has been developed in REIM development process. Mobile collaboration component which supports a specialized collaboration process to be adapted for the peculiarities of a mobile machine also has been developed. As a result, it can offer various supportive information for decision making for the establishment of research management policy by reflecting user?s requirement in real-time. It can also provide accuracy and prevention of errors to each operation since it can grasp the process of each operation without time and space hindrance through mobile collaboration