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YAFFplayer vs SMPlayer: catalog facts
YAFFplayer	SMPlayer
Free Free to download and use.	Free Free and open source under the GPL 2.0.
Windows, Linux	Windows, macOS, Linux
Plays almost any format through FFmpeg OpenGL video filters and CUDA acceleration	Remembers position, audio track and subtitles per file mpv and MPlayer engines, so format coverage is excellent
Closed source Fewer features than mainstream players	The interface is dated Qt and skins only go so far Two engines means two sets of quirks when something misbehaves
Downloadable app	Downloadable app
Closed source	Open source
License: Freeware	License: GPL-2.0
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked September 21, 2026

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