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Just Player vs Flux: catalog facts
Just Player	Flux
Free Free and open source.	Free Free to use, with no ads or trackers.
Android	Android
Lightweight with an uncluttered interface Built on the actively maintained Media3 playback library	Organizes local movies, shows, and anime into a library Plays local files and saves playback progress
Android only Format support depends on what Media3 and the device can decode	Android only TMDB information requires a token
Downloadable app	Downloadable app
Open source	Open source
License not stated	License: GPL-3.0
No account needed	Not stated if an account is needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked September 24, 2026	Official website Full listing and sources Checked October 8, 2026

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