Navidrome is a server, not a desktop app. It's more analogous to Plex than Plexamp. If you want a mobile app that can do Subsonic (the protocol Navidrome uses),

Navidrome is a server, not a desktop app. It's more analogous to Plex than Plexamp. If you want a mobile app that can do Subsonic (the protocol Navidrome uses), Symfonium on Android is amazing.