If you find a file named Spotify.PS3.PKG online, it falls into one of three categories:
Unlike the PS4 or PS5, the PS3 struggled with multitasking; however, certain homebrew versions attempt to allow music playback while navigating the XMB. ps3 spotify pkg
Install the application on consoles with Custom Firmware (CFW) or PS3HEN without using the PlayStation Store. Archival Purposes: If you find a file named Spotify
Many users find that using a DLNA Media Server (like Universal Media Server) on a PC is a more stable way to beam music to the PS3. the PS3 struggled with multitasking