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IINA vs 5KPlayer: catalog facts
IINA	5KPlayer
Free Free and open source under the GPL 3.0.	Free Free to download and use.
macOS	Windows, macOS
mpv decoding with a genuinely native macOS interface Picture-in-picture, gestures, Touch Bar and a standalone music mode	AirPlay and DLNA streaming built in Plays high-resolution and 360 degree video
macOS 11 or newer only Nightly builds exist but the project warns they may be unusable	Website heavily promotes the developer's other paid products Closed source
Downloadable app	Downloadable app
Open source	Closed source
License: GPL-3.0	License not stated
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked September 21, 2026	Official website Full listing and sources Checked September 23, 2026

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