Finamp is a free Jellyfin music player available for both Android and iOS platforms. One of its main features is the ability to download songs for offline listening. The app is still a work in progress, and the developer is actively working on adding more features and fixing bugs.

Currently, there are a few known issues with the app. Deleting large items, such as playlists, may cause the app to freeze for a few seconds. Additionally, download indicators occasionally fail to update. However, the developer has plans to add transcoding support for downloads, support for multiple users/servers, and translation support in future updates.

Overall, Finamp is a promising music player for Jellyfin users on the go. With its offline listening feature and plans for future improvements, it's definitely worth checking out.