중년 마음거울 108 is a lifestyle app developed by 대한불교조계종 포교원. Designed for the "꽃중년" - a term used to describe individuals in their middle age who live confidently and beautifully - this app provides 108 guidelines for cultivating a fulfilling life. It encourages users to slow down and reflect on their inner selves.

One of the key features of 중년 마음거울 108 is the ability to set personalized background music. In addition to the default background music provided by the app, users can choose their own music from their phone's music library. This feature requires the app to have access to the user's phone storage.

Please note that users with Android devices running on versions below 6.0 may not be able to view or manage access permissions.