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KMPlayer vs RealPlayer: catalog facts
KMPlayer	RealPlayer
Free Free to download and use.	Free The desktop player is offered as a free download.
Windows, macOS	Windows, Android, iOS
Built-in codecs for most formats Plays 4K and 3D video	Video downloader with resolution, codec and audio language choices Records live streams in real time
Closed source Little detail available from the official site about current features	Closed source Downloading from some sites may conflict with their terms of service
Downloadable app	Downloadable app
Closed source	Closed 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.