A first-class audiobook player for your Jellyfin server.

Spinefin turns your self-hosted Jellyfin library into a warm, focused listening experience on iPhone — resume where you left off, chapters, offline downloads, and a beautiful Now Playing screen.

Chapters & .m4b Resume & Continue Listening Offline downloads Background & lock-screen controls Variable speed & sleep timer Bookmarks Quick Connect

Private by design

Spinefin connects only to the Jellyfin server you choose. It collects no data, has no tracking, and includes no third-party analytics. Your library never leaves your server.