An application coordinating system may be provided with coordination rule storage device that stores coordination rule(s) pertaining to coordination source application(s) and coordination target application(s); item value acquirer that acquires item value(s) at coordination acquisition item(s) within coordination item acquisition window(s) of coordination source application(s) displayed at display device(s) during coordination; coordinated launch command generator that generates coordinated launch command(s) which include, as launch parameter(s), item value(s) acquired by item value acquirer based on coordinated launch command format(s) during coordination; and coordinated transfer protocol generator that generates coordinated transfer protocol(s) which include, as transferred data, item value(s) acquired by item value acquirer based on coordinated transfer protocol format(s) during coordination.