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PotPlayer vs KMPlayer: catalog facts
PotPlayer	KMPlayer
Free Free to download and use.	Free Free to download and use.
Windows	Windows, macOS
Built-in codecs, no codec packs needed Hardware acceleration with DXVA, CUDA and QuickSync	Built-in codecs for most formats Plays 4K and 3D video
Windows only Closed source	Closed source Little detail available from the official site about current features
Downloadable app	Downloadable app
Closed source	Closed source
License: Proprietary	License not stated
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked October 1, 2026	Official website Full listing and sources Checked September 23, 2026

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