Application operation monitoring method and system

The present invention provides an application operation monitoring method and system. The method comprises: acquiring a priority of each first application or each second application; when the first application is being running and the second application is started, ending the operation of the second application or holding the second application to run in the background according to the priority of the second application, thereby being capable of not interfering the operation of the first application, improving user experience, preventing an application which is being used from being interrupted due to startup of other applications when a user uses the application, and being capable of saving running resources of an Android system and solving the problem that the system gets stuck in run time.