The invention relates to a mobile terminal application management method and system based on MAM (Mobile Application Management). The system comprises a developer management module and an application management module; the developer management module is used for registering a developer account online for an application developer, logining to an MAM background by using the developer account, submitting a development application form by the developer, receiving the application submitted by the developer by an MAM background administrator and generating a developer certificate, and sending the certificate to the developer through two ways of web pages and mails; and the application management module is used for managing applications of an application store and managing installed applications of mobile equipment, including application certificate validation, application certificate revocation, application blacklist, application installation and uninstallation information record, application authority management, and application installation deletion and updating. The mobile terminal application management method and the system based on the MAM provided by the invention realize centralized, efficient and convenient management by integrating the application store and a mobile terminal individual into the same management system.