USB Audio Player Pro (UAPP) : The king of digital music player apps (17/10/23)

A walkthrough USB Audio Player Pro (UAPP) and why I regard it as comfortably the best music playback app.

The following is covered:
Layout
Functionality
Compatibility
UI
Customisation
Connecting to a home server
Qobuz compatibility
Making & editing playlists
Adding favourites

Music App comparisons made:
Hiby Music
Fiio Music
iTunes/Apple Music
Blu OS
Sony DAP native player

Screen recordings of UAPP made on Samsung Note 9 (Android 10) and Hiby R6 Pro II (Android 12). It also works well on the Hiby R5 Gen II (Android 8).