This is a sore spot. The official client does not support gapless playback (there’s a tiny gap between tracks). Supersonic handles gapless reasonably well, but it’s not as seamless as Roon or foobar2000. For live albums or classical music, this is frustrating.
Much better. You can choose cache size, see downloaded files by album art, and it intelligently pre-caches the next few tracks. Offline mode activates automatically after 30 seconds of no server connection. Sync progress is shown clearly. windows subsonic client
Idle: ~200 MB RAM. Playing: ~250–300 MB. CPU: 1–5%. Not terrible for Electron, but heavy compared to native apps. This is a sore spot
Smooth enough. Even on high-bitrate FLAC files, seeking is near-instant. No stuttering or dropouts over Wi-Fi. see downloaded files by album art