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iMovie vs 4K Slideshow Maker: catalog facts
iMovie	4K Slideshow Maker
Free Free from Apple, updated through the App Store.	Free Offered as a free download by 4K Download.
macOS, iOS	Windows, macOS, Linux
Free on Mac, iPhone and iPad Built-in video and sound effects	Exports up to 4K resolution Uses music from your own library
Apple devices only Aimed at basic editing rather than professional work	Limited editing control compared with a full video editor Closed source
Downloadable app	Downloadable app
Closed source	Closed source
License not stated	License not stated
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	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.