What is the EDGE MASK MUSIC - S8, S9 edge lighting application, how does it work?

According to the introduction of uno.kim, EDGE MASK MUSIC - S8, S9 edge lighting is a Tools app on the Android platform. There is currently a 1.24 version released on Jul 25, 2019, you can see the details below.

Experience edge lighting with music of Samsung Galaxy S8, S9.

The minimum specification for media play detect is JELLY BEAN(name 4.3, code 18), and the recommended specification is LOLIPOP(name 5.0, code 21) or higher.

What's new in version 1.24 v1.24
fixed suddenly stop error
fixed ad load issue