iSoong - Like moving badges – Music player with group management and audio spectrum

Summary: iSoong is a music player that enables grouping songs for moving, copying, and deleting via a badge system, and displays the audio spectrum. It also allows repeating specific song sections by setting start and end points.

What it does

It groups songs to manage playlists efficiently and shows the audio spectrum. Users can repeat any song segment by defining start and end points.

Who it's for

Users managing large music libraries who need better playlist organization and audio visualization.

Why it matters

It solves playlist management difficulties and adds audio spectrum display, features rare in existing music players.