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Jamfish vs Coppelia: catalog facts
Jamfish	Coppelia
Free Free and open source under the GPL 3.0.	Free Free and open source under the Apache 2.0 licence.
Android	macOS, Linux, Android
Native Android music player for Jellyfin Continues the archived Gelli project	Offline pinning with download and cache controls Smart lists built from listening rules
Requires a Jellyfin server Maintained mainly for the developer's personal use	Requires a Jellyfin server iOS download offered only as a simulator build
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0-only	License: Apache-2.0
Not stated if an account is needed	Account needed
Not stated if it works offline	Works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 2, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.