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KMPlayer vs iPlay: catalog facts
KMPlayer	iPlay
Free Free to download and use.	Free Free to download across the supported platforms.
Windows, macOS	Windows, macOS, Android, iOS
Built-in codecs for most formats Plays 4K and 3D video	Multiple playback engines including VLC and MPV Runs on many platforms
Closed source Little detail available from the official site about current features	Documentation primarily in Chinese Feature set varies by platform
Downloadable app	Downloadable app
Closed source	Open source
License not stated	License not stated
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 23, 2026	Official website Full listing and sources Checked October 2, 2026

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